Home / 102,255.14-141,110.97-56,932.13

Finding the Fourth Proportional to 102,255.14, 141,110.97 and 56,932.13

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Solution

The fourth proportional to 102,255.14, 141,110.97 and 56,932.13 is: 78,565.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,255.14 : 141,110.97 = 56,932.13 : x
  2. Step 2: Convert to fraction form
    102,255.14/141,110.97 = 56,932.13/x
  3. Step 3: Cross multiply
    102,255.14x = 141,110.97 × 56,932.13
  4. Step 4: Simplify right side
    102,255.14x = 8,033,748,088.47
  5. Step 5: Solve for x
    x = 8,033,748,088.47/102,255.14
  6. Step 6: Final answer
    x = 78,565.71

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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.