Home / 134,154.70-185,136.89-73,726.88

Finding the Fourth Proportional to 134,154.70, 185,136.89 and 73,726.88

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Solution

The fourth proportional to 134,154.70, 185,136.89 and 73,726.88 is: 101,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,154.70 : 185,136.89 = 73,726.88 : x
  2. Step 2: Convert to fraction form
    134,154.70/185,136.89 = 73,726.88/x
  3. Step 3: Cross multiply
    134,154.70x = 185,136.89 × 73,726.88
  4. Step 4: Simplify right side
    134,154.70x = 13,649,564,393.00
  5. Step 5: Solve for x
    x = 13,649,564,393.00/134,154.70
  6. Step 6: Final answer
    x = 101,744.96

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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.