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Finding the Fourth Proportional to 167,487.30, 250,793.55 and 108,000.90

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Solution

The fourth proportional to 167,487.30, 250,793.55 and 108,000.90 is: 161,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,487.30 : 250,793.55 = 108,000.90 : x
  2. Step 2: Convert to fraction form
    167,487.30/250,793.55 = 108,000.90/x
  3. Step 3: Cross multiply
    167,487.30x = 250,793.55 × 108,000.90
  4. Step 4: Simplify right side
    167,487.30x = 27,085,929,114.20
  5. Step 5: Solve for x
    x = 27,085,929,114.20/167,487.30
  6. Step 6: Final answer
    x = 161,719.30

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1.5x scale

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.