Home / 104,146.38-156,153.35-88,356.85

Finding the Fourth Proportional to 104,146.38, 156,153.35 and 88,356.85

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Solution

The fourth proportional to 104,146.38, 156,153.35 and 88,356.85 is: 132,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,146.38 : 156,153.35 = 88,356.85 : x
  2. Step 2: Convert to fraction form
    104,146.38/156,153.35 = 88,356.85/x
  3. Step 3: Cross multiply
    104,146.38x = 156,153.35 × 88,356.85
  4. Step 4: Simplify right side
    104,146.38x = 13,797,217,953.46
  5. Step 5: Solve for x
    x = 13,797,217,953.46/104,146.38
  6. Step 6: Final answer
    x = 132,479.09

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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.