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Finding the Fourth Proportional to 242,382.43, 363,591.87 and 64,885.51

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Solution

The fourth proportional to 242,382.43, 363,591.87 and 64,885.51 is: 97,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,382.43 : 363,591.87 = 64,885.51 : x
  2. Step 2: Convert to fraction form
    242,382.43/363,591.87 = 64,885.51/x
  3. Step 3: Cross multiply
    242,382.43x = 363,591.87 × 64,885.51
  4. Step 4: Simplify right side
    242,382.43x = 23,591,841,774.42
  5. Step 5: Solve for x
    x = 23,591,841,774.42/242,382.43
  6. Step 6: Final answer
    x = 97,333.14

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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.