Home / 136,349.52-204,252-108,317.04

Finding the Fourth Proportional to 136,349.52, 204,252 and 108,317.04

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Solution

The fourth proportional to 136,349.52, 204,252 and 108,317.04 is: 162,259.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,349.52 : 204,252 = 108,317.04 : x
  2. Step 2: Convert to fraction form
    136,349.52/204,252 = 108,317.04/x
  3. Step 3: Cross multiply
    136,349.52x = 204,252 × 108,317.04
  4. Step 4: Simplify right side
    136,349.52x = 22,123,972,054.08
  5. Step 5: Solve for x
    x = 22,123,972,054.08/136,349.52
  6. Step 6: Final answer
    x = 162,259.26

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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.