Home / 102,182.22-141,010.11-57,470.22

Finding the Fourth Proportional to 102,182.22, 141,010.11 and 57,470.22

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Solution

The fourth proportional to 102,182.22, 141,010.11 and 57,470.22 is: 79,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,182.22 : 141,010.11 = 57,470.22 : x
  2. Step 2: Convert to fraction form
    102,182.22/141,010.11 = 57,470.22/x
  3. Step 3: Cross multiply
    102,182.22x = 141,010.11 × 57,470.22
  4. Step 4: Simplify right side
    102,182.22x = 8,103,882,043.92
  5. Step 5: Solve for x
    x = 8,103,882,043.92/102,182.22
  6. Step 6: Final answer
    x = 79,308.14

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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.