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Finding the Fourth Proportional to 67,159, 100,737.90 and 25,037.65

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Solution

The fourth proportional to 67,159, 100,737.90 and 25,037.65 is: 37,556.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,159 : 100,737.90 = 25,037.65 : x
  2. Step 2: Convert to fraction form
    67,159/100,737.90 = 25,037.65/x
  3. Step 3: Cross multiply
    67,159x = 100,737.90 × 25,037.65
  4. Step 4: Simplify right side
    67,159x = 2,522,240,281.94
  5. Step 5: Solve for x
    x = 2,522,240,281.94/67,159
  6. Step 6: Final answer
    x = 37,556.25

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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.