Home / 102,449.78-141,394.56-60,025.22

Finding the Fourth Proportional to 102,449.78, 141,394.56 and 60,025.22

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Solution

The fourth proportional to 102,449.78, 141,394.56 and 60,025.22 is: 82,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,449.78 : 141,394.56 = 60,025.22 : x
  2. Step 2: Convert to fraction form
    102,449.78/141,394.56 = 60,025.22/x
  3. Step 3: Cross multiply
    102,449.78x = 141,394.56 × 60,025.22
  4. Step 4: Simplify right side
    102,449.78x = 8,487,239,506.61
  5. Step 5: Solve for x
    x = 8,487,239,506.61/102,449.78
  6. Step 6: Final answer
    x = 82,842.93

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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.