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Finding the Fourth Proportional to 252,770.76, 378,864.54 and 94,898.52

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Solution

The fourth proportional to 252,770.76, 378,864.54 and 94,898.52 is: 142,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,770.76 : 378,864.54 = 94,898.52 : x
  2. Step 2: Convert to fraction form
    252,770.76/378,864.54 = 94,898.52/x
  3. Step 3: Cross multiply
    252,770.76x = 378,864.54 × 94,898.52
  4. Step 4: Simplify right side
    252,770.76x = 35,953,684,126.48
  5. Step 5: Solve for x
    x = 35,953,684,126.48/252,770.76
  6. Step 6: Final answer
    x = 142,238.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.