Home / 165,073.40-227,806.74-93,451.94

Finding the Fourth Proportional to 165,073.40, 227,806.74 and 93,451.94

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Solution

The fourth proportional to 165,073.40, 227,806.74 and 93,451.94 is: 128,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,073.40 : 227,806.74 = 93,451.94 : x
  2. Step 2: Convert to fraction form
    165,073.40/227,806.74 = 93,451.94/x
  3. Step 3: Cross multiply
    165,073.40x = 227,806.74 × 93,451.94
  4. Step 4: Simplify right side
    165,073.40x = 21,288,981,798.08
  5. Step 5: Solve for x
    x = 21,288,981,798.08/165,073.40
  6. Step 6: Final answer
    x = 128,966.76

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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.