Home / 165,136.77-227,887.46-89,685.27

Finding the Fourth Proportional to 165,136.77, 227,887.46 and 89,685.27

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Solution

The fourth proportional to 165,136.77, 227,887.46 and 89,685.27 is: 123,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,136.77 : 227,887.46 = 89,685.27 : x
  2. Step 2: Convert to fraction form
    165,136.77/227,887.46 = 89,685.27/x
  3. Step 3: Cross multiply
    165,136.77x = 227,887.46 × 89,685.27
  4. Step 4: Simplify right side
    165,136.77x = 20,438,147,931.29
  5. Step 5: Solve for x
    x = 20,438,147,931.29/165,136.77
  6. Step 6: Final answer
    x = 123,764.97

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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.