Home / 56,415-133,657.50

Finding the Third Proportional to 56,415 and 133,657.50

Calculator

Solution

The third proportional to 56,415 and 133,657.50 is: 316,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,415 : 133,657.50 = 133,657.50 : x
  2. Step 2: Convert to fraction form
    56,415/133,657.50 = 133,657.50/x
  3. Step 3: Cross multiply
    56,415x = 133,657.50 × 133,657.50
  4. Step 4: Simplify right side
    56,415x = 17,864,327,306.25
  5. Step 5: Solve for x
    x = 17,864,327,306.25/56,415
  6. Step 6: Final answer
    x = 316,659.17

Related Problems

Find third proportional to 28,207.50 and 66,828.75
Half scale
Find third proportional to 112,830 and 267,315
Double scale
Find third proportional to 56,417 and 133,662
Similar ratio
Find third proportional to 84,622.50 and 200,486.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.