Home / 165,148.68-227,904.18-89,696.52

Finding the Fourth Proportional to 165,148.68, 227,904.18 and 89,696.52

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Solution

The fourth proportional to 165,148.68, 227,904.18 and 89,696.52 is: 123,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,148.68 : 227,904.18 = 89,696.52 : x
  2. Step 2: Convert to fraction form
    165,148.68/227,904.18 = 89,696.52/x
  3. Step 3: Cross multiply
    165,148.68x = 227,904.18 × 89,696.52
  4. Step 4: Simplify right side
    165,148.68x = 20,442,211,839.45
  5. Step 5: Solve for x
    x = 20,442,211,839.45/165,148.68
  6. Step 6: Final answer
    x = 123,780.66

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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.