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Finding the Fourth Proportional to 88,929, 133,354.50 and 26,584.92

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Solution

The fourth proportional to 88,929, 133,354.50 and 26,584.92 is: 39,865.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,929 : 133,354.50 = 26,584.92 : x
  2. Step 2: Convert to fraction form
    88,929/133,354.50 = 26,584.92/x
  3. Step 3: Cross multiply
    88,929x = 133,354.50 × 26,584.92
  4. Step 4: Simplify right side
    88,929x = 3,545,218,714.14
  5. Step 5: Solve for x
    x = 3,545,218,714.14/88,929
  6. Step 6: Final answer
    x = 39,865.72

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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.