Home / 136,550.21-204,781.01-52,305.89

Finding the Fourth Proportional to 136,550.21, 204,781.01 and 52,305.89

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Solution

The fourth proportional to 136,550.21, 204,781.01 and 52,305.89 is: 78,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,550.21 : 204,781.01 = 52,305.89 : x
  2. Step 2: Convert to fraction form
    136,550.21/204,781.01 = 52,305.89/x
  3. Step 3: Cross multiply
    136,550.21x = 204,781.01 × 52,305.89
  4. Step 4: Simplify right side
    136,550.21x = 10,711,251,697.71
  5. Step 5: Solve for x
    x = 10,711,251,697.71/136,550.21
  6. Step 6: Final answer
    x = 78,441.86

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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.