Home / 110,138.38-165,123.97-56,772.85

Finding the Fourth Proportional to 110,138.38, 165,123.97 and 56,772.85

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Solution

The fourth proportional to 110,138.38, 165,123.97 and 56,772.85 is: 85,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,138.38 : 165,123.97 = 56,772.85 : x
  2. Step 2: Convert to fraction form
    110,138.38/165,123.97 = 56,772.85/x
  3. Step 3: Cross multiply
    110,138.38x = 165,123.97 × 56,772.85
  4. Step 4: Simplify right side
    110,138.38x = 9,374,558,135.08
  5. Step 5: Solve for x
    x = 9,374,558,135.08/110,138.38
  6. Step 6: Final answer
    x = 85,116.18

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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.