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Finding the Fourth Proportional to 223,577.01, 308,432.61 and 132,882.12

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Solution

The fourth proportional to 223,577.01, 308,432.61 and 132,882.12 is: 183,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,577.01 : 308,432.61 = 132,882.12 : x
  2. Step 2: Convert to fraction form
    223,577.01/308,432.61 = 132,882.12/x
  3. Step 3: Cross multiply
    223,577.01x = 308,432.61 × 132,882.12
  4. Step 4: Simplify right side
    223,577.01x = 40,985,179,093.93
  5. Step 5: Solve for x
    x = 40,985,179,093.93/223,577.01
  6. Step 6: Final answer
    x = 183,315.71

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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.