Home / 165,587.76-227,934.12-144,330

Finding the Fourth Proportional to 165,587.76, 227,934.12 and 144,330

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Solution

The fourth proportional to 165,587.76, 227,934.12 and 144,330 is: 198,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,587.76 : 227,934.12 = 144,330 : x
  2. Step 2: Convert to fraction form
    165,587.76/227,934.12 = 144,330/x
  3. Step 3: Cross multiply
    165,587.76x = 227,934.12 × 144,330
  4. Step 4: Simplify right side
    165,587.76x = 32,897,731,539.60
  5. Step 5: Solve for x
    x = 32,897,731,539.60/165,587.76
  6. Step 6: Final answer
    x = 198,672.48

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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.