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Finding the Fourth Proportional to 136,337.58, 204,503.31 and 36,497.70

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Solution

The fourth proportional to 136,337.58, 204,503.31 and 36,497.70 is: 54,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,337.58 : 204,503.31 = 36,497.70 : x
  2. Step 2: Convert to fraction form
    136,337.58/204,503.31 = 36,497.70/x
  3. Step 3: Cross multiply
    136,337.58x = 204,503.31 × 36,497.70
  4. Step 4: Simplify right side
    136,337.58x = 7,463,900,457.39
  5. Step 5: Solve for x
    x = 7,463,900,457.39/136,337.58
  6. Step 6: Final answer
    x = 54,745.73

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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.