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Finding the Fourth Proportional to 242,364.94, 363,713.50 and 84,593.38

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Solution

The fourth proportional to 242,364.94, 363,713.50 and 84,593.38 is: 126,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,364.94 : 363,713.50 = 84,593.38 : x
  2. Step 2: Convert to fraction form
    242,364.94/363,713.50 = 84,593.38/x
  3. Step 3: Cross multiply
    242,364.94x = 363,713.50 × 84,593.38
  4. Step 4: Simplify right side
    242,364.94x = 30,767,754,316.63
  5. Step 5: Solve for x
    x = 30,767,754,316.63/242,364.94
  6. Step 6: Final answer
    x = 126,948.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.