Home / 60,132.15-82,971.18-38,625.75

Finding the Fourth Proportional to 60,132.15, 82,971.18 and 38,625.75

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Solution

The fourth proportional to 60,132.15, 82,971.18 and 38,625.75 is: 53,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,132.15 : 82,971.18 = 38,625.75 : x
  2. Step 2: Convert to fraction form
    60,132.15/82,971.18 = 38,625.75/x
  3. Step 3: Cross multiply
    60,132.15x = 82,971.18 × 38,625.75
  4. Step 4: Simplify right side
    60,132.15x = 3,204,824,055.89
  5. Step 5: Solve for x
    x = 3,204,824,055.89/60,132.15
  6. Step 6: Final answer
    x = 53,296.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.