Home / 99,350.26-148,699.60-54,302.62

Finding the Fourth Proportional to 99,350.26, 148,699.60 and 54,302.62

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Solution

The fourth proportional to 99,350.26, 148,699.60 and 54,302.62 is: 81,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,350.26 : 148,699.60 = 54,302.62 : x
  2. Step 2: Convert to fraction form
    99,350.26/148,699.60 = 54,302.62/x
  3. Step 3: Cross multiply
    99,350.26x = 148,699.60 × 54,302.62
  4. Step 4: Simplify right side
    99,350.26x = 8,074,777,872.95
  5. Step 5: Solve for x
    x = 8,074,777,872.95/99,350.26
  6. Step 6: Final answer
    x = 81,275.86

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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.