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Finding the Fourth Proportional to 99,107.76, 148,663 and 32,553.04

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Solution

The fourth proportional to 99,107.76, 148,663 and 32,553.04 is: 48,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,107.76 : 148,663 = 32,553.04 : x
  2. Step 2: Convert to fraction form
    99,107.76/148,663 = 32,553.04/x
  3. Step 3: Cross multiply
    99,107.76x = 148,663 × 32,553.04
  4. Step 4: Simplify right side
    99,107.76x = 4,839,432,585.52
  5. Step 5: Solve for x
    x = 4,839,432,585.52/99,107.76
  6. Step 6: Final answer
    x = 48,830.01

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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.