Home / 113,014.08-155,959.52-62,713.12

Finding the Fourth Proportional to 113,014.08, 155,959.52 and 62,713.12

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Solution

The fourth proportional to 113,014.08, 155,959.52 and 62,713.12 is: 86,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,014.08 : 155,959.52 = 62,713.12 : x
  2. Step 2: Convert to fraction form
    113,014.08/155,959.52 = 62,713.12/x
  3. Step 3: Cross multiply
    113,014.08x = 155,959.52 × 62,713.12
  4. Step 4: Simplify right side
    113,014.08x = 9,780,708,092.90
  5. Step 5: Solve for x
    x = 9,780,708,092.90/113,014.08
  6. Step 6: Final answer
    x = 86,544.16

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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.