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Finding the Fourth Proportional to 252,539.18, 378,697.92 and 94,656.92

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Solution

The fourth proportional to 252,539.18, 378,697.92 and 94,656.92 is: 141,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,539.18 : 378,697.92 = 94,656.92 : x
  2. Step 2: Convert to fraction form
    252,539.18/378,697.92 = 94,656.92/x
  3. Step 3: Cross multiply
    252,539.18x = 378,697.92 × 94,656.92
  4. Step 4: Simplify right side
    252,539.18x = 35,846,378,717.61
  5. Step 5: Solve for x
    x = 35,846,378,717.61/252,539.18
  6. Step 6: Final answer
    x = 141,943.83

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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.