Home / 84,726.34-126,889.13-73,572.41

Finding the Fourth Proportional to 84,726.34, 126,889.13 and 73,572.41

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Solution

The fourth proportional to 84,726.34, 126,889.13 and 73,572.41 is: 110,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726.34 : 126,889.13 = 73,572.41 : x
  2. Step 2: Convert to fraction form
    84,726.34/126,889.13 = 73,572.41/x
  3. Step 3: Cross multiply
    84,726.34x = 126,889.13 × 73,572.41
  4. Step 4: Simplify right side
    84,726.34x = 9,335,539,096.90
  5. Step 5: Solve for x
    x = 9,335,539,096.90/84,726.34
  6. Step 6: Final answer
    x = 110,184.61

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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.