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Finding the Fourth Proportional to 97,404.80, 146,107.20 and 95,217.80

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Solution

The fourth proportional to 97,404.80, 146,107.20 and 95,217.80 is: 142,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,404.80 : 146,107.20 = 95,217.80 : x
  2. Step 2: Convert to fraction form
    97,404.80/146,107.20 = 95,217.80/x
  3. Step 3: Cross multiply
    97,404.80x = 146,107.20 × 95,217.80
  4. Step 4: Simplify right side
    97,404.80x = 13,912,006,148.16
  5. Step 5: Solve for x
    x = 13,912,006,148.16/97,404.80
  6. Step 6: Final answer
    x = 142,826.70

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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.