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Finding the Fourth Proportional to 88,929.54, 133,394.54 and 36,339.03

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Solution

The fourth proportional to 88,929.54, 133,394.54 and 36,339.03 is: 54,508.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,929.54 : 133,394.54 = 36,339.03 : x
  2. Step 2: Convert to fraction form
    88,929.54/133,394.54 = 36,339.03/x
  3. Step 3: Cross multiply
    88,929.54x = 133,394.54 × 36,339.03
  4. Step 4: Simplify right side
    88,929.54x = 4,847,428,009.20
  5. Step 5: Solve for x
    x = 4,847,428,009.20/88,929.54
  6. Step 6: Final answer
    x = 54,508.64

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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.