Home / 127,944.50-176,563.42-71,354.66

Finding the Fourth Proportional to 127,944.50, 176,563.42 and 71,354.66

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Solution

The fourth proportional to 127,944.50, 176,563.42 and 71,354.66 is: 98,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,944.50 : 176,563.42 = 71,354.66 : x
  2. Step 2: Convert to fraction form
    127,944.50/176,563.42 = 71,354.66/x
  3. Step 3: Cross multiply
    127,944.50x = 176,563.42 × 71,354.66
  4. Step 4: Simplify right side
    127,944.50x = 12,598,622,802.54
  5. Step 5: Solve for x
    x = 12,598,622,802.54/127,944.50
  6. Step 6: Final answer
    x = 98,469.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.