Home / 92,262.56-127,321.76-51,989.29

Finding the Fourth Proportional to 92,262.56, 127,321.76 and 51,989.29

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Solution

The fourth proportional to 92,262.56, 127,321.76 and 51,989.29 is: 71,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,262.56 : 127,321.76 = 51,989.29 : x
  2. Step 2: Convert to fraction form
    92,262.56/127,321.76 = 51,989.29/x
  3. Step 3: Cross multiply
    92,262.56x = 127,321.76 × 51,989.29
  4. Step 4: Simplify right side
    92,262.56x = 6,619,368,139.36
  5. Step 5: Solve for x
    x = 6,619,368,139.36/92,262.56
  6. Step 6: Final answer
    x = 71,744.90

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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.