Home / 136,318.62-204,463.29-36,488.85

Finding the Fourth Proportional to 136,318.62, 204,463.29 and 36,488.85

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Solution

The fourth proportional to 136,318.62, 204,463.29 and 36,488.85 is: 54,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,318.62 : 204,463.29 = 36,488.85 : x
  2. Step 2: Convert to fraction form
    136,318.62/204,463.29 = 36,488.85/x
  3. Step 3: Cross multiply
    136,318.62x = 204,463.29 × 36,488.85
  4. Step 4: Simplify right side
    136,318.62x = 7,460,630,319.32
  5. Step 5: Solve for x
    x = 7,460,630,319.32/136,318.62
  6. Step 6: Final answer
    x = 54,729.36

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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.