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Finding the Fourth Proportional to 167,347.61, 250,989.17 and 47,403.66

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Solution

The fourth proportional to 167,347.61, 250,989.17 and 47,403.66 is: 71,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,347.61 : 250,989.17 = 47,403.66 : x
  2. Step 2: Convert to fraction form
    167,347.61/250,989.17 = 47,403.66/x
  3. Step 3: Cross multiply
    167,347.61x = 250,989.17 × 47,403.66
  4. Step 4: Simplify right side
    167,347.61x = 11,897,805,041.34
  5. Step 5: Solve for x
    x = 11,897,805,041.34/167,347.61
  6. Step 6: Final answer
    x = 71,096.36

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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.