Home / 165,134.66-227,887.17-89,683.70

Finding the Fourth Proportional to 165,134.66, 227,887.17 and 89,683.70

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Solution

The fourth proportional to 165,134.66, 227,887.17 and 89,683.70 is: 123,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,134.66 : 227,887.17 = 89,683.70 : x
  2. Step 2: Convert to fraction form
    165,134.66/227,887.17 = 89,683.70/x
  3. Step 3: Cross multiply
    165,134.66x = 227,887.17 × 89,683.70
  4. Step 4: Simplify right side
    165,134.66x = 20,437,764,588.13
  5. Step 5: Solve for x
    x = 20,437,764,588.13/165,134.66
  6. Step 6: Final answer
    x = 123,764.23

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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.