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Finding the Fourth Proportional to 250,522, 345,901.80 and 161,253.52

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Solution

The fourth proportional to 250,522, 345,901.80 and 161,253.52 is: 222,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,522 : 345,901.80 = 161,253.52 : x
  2. Step 2: Convert to fraction form
    250,522/345,901.80 = 161,253.52/x
  3. Step 3: Cross multiply
    250,522x = 345,901.80 × 161,253.52
  4. Step 4: Simplify right side
    250,522x = 55,777,882,824.34
  5. Step 5: Solve for x
    x = 55,777,882,824.34/250,522
  6. Step 6: Final answer
    x = 222,646.65

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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.