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Finding the Fourth Proportional to 48,700.98, 73,055.25 and 15,422.94

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Solution

The fourth proportional to 48,700.98, 73,055.25 and 15,422.94 is: 23,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,700.98 : 73,055.25 = 15,422.94 : x
  2. Step 2: Convert to fraction form
    48,700.98/73,055.25 = 15,422.94/x
  3. Step 3: Cross multiply
    48,700.98x = 73,055.25 × 15,422.94
  4. Step 4: Simplify right side
    48,700.98x = 1,126,726,737.44
  5. Step 5: Solve for x
    x = 1,126,726,737.44/48,700.98
  6. Step 6: Final answer
    x = 23,135.61

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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.