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Finding the Fourth Proportional to 175,639, 242,381.77 and 95,067.19

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Solution

The fourth proportional to 175,639, 242,381.77 and 95,067.19 is: 131,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,639 : 242,381.77 = 95,067.19 : x
  2. Step 2: Convert to fraction form
    175,639/242,381.77 = 95,067.19/x
  3. Step 3: Cross multiply
    175,639x = 242,381.77 × 95,067.19
  4. Step 4: Simplify right side
    175,639x = 23,042,553,781.13
  5. Step 5: Solve for x
    x = 23,042,553,781.13/175,639
  6. Step 6: Final answer
    x = 131,192.70

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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.