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Finding the Fourth Proportional to 48,228.60, 72,304.02 and 44,340.60

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Solution

The fourth proportional to 48,228.60, 72,304.02 and 44,340.60 is: 66,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,228.60 : 72,304.02 = 44,340.60 : x
  2. Step 2: Convert to fraction form
    48,228.60/72,304.02 = 44,340.60/x
  3. Step 3: Cross multiply
    48,228.60x = 72,304.02 × 44,340.60
  4. Step 4: Simplify right side
    48,228.60x = 3,206,003,629.21
  5. Step 5: Solve for x
    x = 3,206,003,629.21/48,228.60
  6. Step 6: Final answer
    x = 66,475.15

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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.