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Finding the Fourth Proportional to 45,631.06, 68,447.06 and 16,048.71

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Solution

The fourth proportional to 45,631.06, 68,447.06 and 16,048.71 is: 24,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.06 : 68,447.06 = 16,048.71 : x
  2. Step 2: Convert to fraction form
    45,631.06/68,447.06 = 16,048.71/x
  3. Step 3: Cross multiply
    45,631.06x = 68,447.06 × 16,048.71
  4. Step 4: Simplify right side
    45,631.06x = 1,098,487,016.29
  5. Step 5: Solve for x
    x = 1,098,487,016.29/45,631.06
  6. Step 6: Final answer
    x = 24,073.23

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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.