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Finding the Fourth Proportional to 52,049.56, 71,869.80 and 48,069.22

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Solution

The fourth proportional to 52,049.56, 71,869.80 and 48,069.22 is: 66,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,049.56 : 71,869.80 = 48,069.22 : x
  2. Step 2: Convert to fraction form
    52,049.56/71,869.80 = 48,069.22/x
  3. Step 3: Cross multiply
    52,049.56x = 71,869.80 × 48,069.22
  4. Step 4: Simplify right side
    52,049.56x = 3,454,725,227.56
  5. Step 5: Solve for x
    x = 3,454,725,227.56/52,049.56
  6. Step 6: Final answer
    x = 66,373.76

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1.5x scale

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.