Home / 99,452.62-137,248.00-54,132.26

Finding the Fourth Proportional to 99,452.62, 137,248.00 and 54,132.26

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Solution

The fourth proportional to 99,452.62, 137,248.00 and 54,132.26 is: 74,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,452.62 : 137,248.00 = 54,132.26 : x
  2. Step 2: Convert to fraction form
    99,452.62/137,248.00 = 54,132.26/x
  3. Step 3: Cross multiply
    99,452.62x = 137,248.00 × 54,132.26
  4. Step 4: Simplify right side
    99,452.62x = 7,429,544,628.27
  5. Step 5: Solve for x
    x = 7,429,544,628.27/99,452.62
  6. Step 6: Final answer
    x = 74,704.36

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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.