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Finding the Fourth Proportional to 167,471.40, 251,207.10 and 114,327.30

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Solution

The fourth proportional to 167,471.40, 251,207.10 and 114,327.30 is: 171,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,471.40 : 251,207.10 = 114,327.30 : x
  2. Step 2: Convert to fraction form
    167,471.40/251,207.10 = 114,327.30/x
  3. Step 3: Cross multiply
    167,471.40x = 251,207.10 × 114,327.30
  4. Step 4: Simplify right side
    167,471.40x = 28,719,829,483.83
  5. Step 5: Solve for x
    x = 28,719,829,483.83/167,471.40
  6. Step 6: Final answer
    x = 171,490.95

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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.