Home / 57,935-89,659

Finding the Third Proportional to 57,935 and 89,659

Calculator

Solution

The third proportional to 57,935 and 89,659 is: 138,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935 : 89,659 = 89,659 : x
  2. Step 2: Convert to fraction form
    57,935/89,659 = 89,659/x
  3. Step 3: Cross multiply
    57,935x = 89,659 × 89,659
  4. Step 4: Simplify right side
    57,935x = 8,038,736,281
  5. Step 5: Solve for x
    x = 8,038,736,281/57,935
  6. Step 6: Final answer
    x = 138,754.40

Related Problems

Find third proportional to 28,967.50 and 44,829.50
Half scale
Find third proportional to 115,870 and 179,318
Double scale
Find third proportional to 57,937 and 89,662
Similar ratio
Find third proportional to 86,902.50 and 134,488.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.