Home / 165,199.57-227,977.01-89,748.61

Finding the Fourth Proportional to 165,199.57, 227,977.01 and 89,748.61

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Solution

The fourth proportional to 165,199.57, 227,977.01 and 89,748.61 is: 123,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,199.57 : 227,977.01 = 89,748.61 : x
  2. Step 2: Convert to fraction form
    165,199.57/227,977.01 = 89,748.61/x
  3. Step 3: Cross multiply
    165,199.57x = 227,977.01 × 89,748.61
  4. Step 4: Simplify right side
    165,199.57x = 20,460,619,759.46
  5. Step 5: Solve for x
    x = 20,460,619,759.46/165,199.57
  6. Step 6: Final answer
    x = 123,853.95

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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.