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Finding the Fourth Proportional to 48,223.80, 72,335.70 and 44,844.60

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Solution

The fourth proportional to 48,223.80, 72,335.70 and 44,844.60 is: 67,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,223.80 : 72,335.70 = 44,844.60 : x
  2. Step 2: Convert to fraction form
    48,223.80/72,335.70 = 44,844.60/x
  3. Step 3: Cross multiply
    48,223.80x = 72,335.70 × 44,844.60
  4. Step 4: Simplify right side
    48,223.80x = 3,243,865,532.22
  5. Step 5: Solve for x
    x = 3,243,865,532.22/48,223.80
  6. Step 6: Final answer
    x = 67,266.90

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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.