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Finding the Fourth Proportional to 48,029.56, 72,046.56 and 34,052.20

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Solution

The fourth proportional to 48,029.56, 72,046.56 and 34,052.20 is: 51,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,029.56 : 72,046.56 = 34,052.20 : x
  2. Step 2: Convert to fraction form
    48,029.56/72,046.56 = 34,052.20/x
  3. Step 3: Cross multiply
    48,029.56x = 72,046.56 × 34,052.20
  4. Step 4: Simplify right side
    48,029.56x = 2,453,343,870.43
  5. Step 5: Solve for x
    x = 2,453,343,870.43/48,029.56
  6. Step 6: Final answer
    x = 51,079.87

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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.