Home / 45,420-99,588

Finding the Third Proportional to 45,420 and 99,588

Calculator

Solution

The third proportional to 45,420 and 99,588 is: 218,356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,420 : 99,588 = 99,588 : x
  2. Step 2: Convert to fraction form
    45,420/99,588 = 99,588/x
  3. Step 3: Cross multiply
    45,420x = 99,588 × 99,588
  4. Step 4: Simplify right side
    45,420x = 9,917,769,744
  5. Step 5: Solve for x
    x = 9,917,769,744/45,420
  6. Step 6: Final answer
    x = 218,356.89

Related Problems

Find third proportional to 22,710 and 49,794
Half scale
Find third proportional to 90,840 and 199,176
Double scale
Find third proportional to 45,422 and 99,592
Similar ratio
Find third proportional to 68,130 and 149,382
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.