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Finding the Fourth Proportional to 110,202.48, 165,304.86 and 43,658.88

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Solution

The fourth proportional to 110,202.48, 165,304.86 and 43,658.88 is: 65,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,202.48 : 165,304.86 = 43,658.88 : x
  2. Step 2: Convert to fraction form
    110,202.48/165,304.86 = 43,658.88/x
  3. Step 3: Cross multiply
    110,202.48x = 165,304.86 × 43,658.88
  4. Step 4: Simplify right side
    110,202.48x = 7,217,025,046.16
  5. Step 5: Solve for x
    x = 7,217,025,046.16/110,202.48
  6. Step 6: Final answer
    x = 65,488.77

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1.5x scale

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.