Home / 158,834.60-236,850.76-136,789.64

Finding the Fourth Proportional to 158,834.60, 236,850.76 and 136,789.64

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Solution

The fourth proportional to 158,834.60, 236,850.76 and 136,789.64 is: 203,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,834.60 : 236,850.76 = 136,789.64 : x
  2. Step 2: Convert to fraction form
    158,834.60/236,850.76 = 136,789.64/x
  3. Step 3: Cross multiply
    158,834.60x = 236,850.76 × 136,789.64
  4. Step 4: Simplify right side
    158,834.60x = 32,398,728,667.90
  5. Step 5: Solve for x
    x = 32,398,728,667.90/158,834.60
  6. Step 6: Final answer
    x = 203,977.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.