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Finding the Fourth Proportional to 45,188.50, 62,359.74 and 25,046.50

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Solution

The fourth proportional to 45,188.50, 62,359.74 and 25,046.50 is: 34,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,188.50 : 62,359.74 = 25,046.50 : x
  2. Step 2: Convert to fraction form
    45,188.50/62,359.74 = 25,046.50/x
  3. Step 3: Cross multiply
    45,188.50x = 62,359.74 × 25,046.50
  4. Step 4: Simplify right side
    45,188.50x = 1,561,893,227.91
  5. Step 5: Solve for x
    x = 1,561,893,227.91/45,188.50
  6. Step 6: Final answer
    x = 34,563.95

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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.