Home / 126,532.22-189,851.07-55,505.83

Finding the Fourth Proportional to 126,532.22, 189,851.07 and 55,505.83

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Solution

The fourth proportional to 126,532.22, 189,851.07 and 55,505.83 is: 83,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,532.22 : 189,851.07 = 55,505.83 : x
  2. Step 2: Convert to fraction form
    126,532.22/189,851.07 = 55,505.83/x
  3. Step 3: Cross multiply
    126,532.22x = 189,851.07 × 55,505.83
  4. Step 4: Simplify right side
    126,532.22x = 10,537,841,306.23
  5. Step 5: Solve for x
    x = 10,537,841,306.23/126,532.22
  6. Step 6: Final answer
    x = 83,281.88

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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.