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Finding the Fourth Proportional to 332,757.88, 499,220.96 and 92,871.72

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Solution

The fourth proportional to 332,757.88, 499,220.96 and 92,871.72 is: 139,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,757.88 : 499,220.96 = 92,871.72 : x
  2. Step 2: Convert to fraction form
    332,757.88/499,220.96 = 92,871.72/x
  3. Step 3: Cross multiply
    332,757.88x = 499,220.96 × 92,871.72
  4. Step 4: Simplify right side
    332,757.88x = 46,363,509,215.25
  5. Step 5: Solve for x
    x = 46,363,509,215.25/332,757.88
  6. Step 6: Final answer
    x = 139,331.06

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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.