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Finding the Fourth Proportional to 106,337.52, 146,748.45 and 58,590.84

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Solution

The fourth proportional to 106,337.52, 146,748.45 and 58,590.84 is: 80,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,337.52 : 146,748.45 = 58,590.84 : x
  2. Step 2: Convert to fraction form
    106,337.52/146,748.45 = 58,590.84/x
  3. Step 3: Cross multiply
    106,337.52x = 146,748.45 × 58,590.84
  4. Step 4: Simplify right side
    106,337.52x = 8,598,114,954.20
  5. Step 5: Solve for x
    x = 8,598,114,954.20/106,337.52
  6. Step 6: Final answer
    x = 80,856.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.