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Finding the Fourth Proportional to 301,744.78, 452,701.92 and 88,517.76

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Solution

The fourth proportional to 301,744.78, 452,701.92 and 88,517.76 is: 132,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,744.78 : 452,701.92 = 88,517.76 : x
  2. Step 2: Convert to fraction form
    301,744.78/452,701.92 = 88,517.76/x
  3. Step 3: Cross multiply
    301,744.78x = 452,701.92 × 88,517.76
  4. Step 4: Simplify right side
    301,744.78x = 40,072,159,906.10
  5. Step 5: Solve for x
    x = 40,072,159,906.10/301,744.78
  6. Step 6: Final answer
    x = 132,801.50

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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.