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Finding the Fourth Proportional to 48,064.20, 72,103.20 and 14,787.06

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Solution

The fourth proportional to 48,064.20, 72,103.20 and 14,787.06 is: 22,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,064.20 : 72,103.20 = 14,787.06 : x
  2. Step 2: Convert to fraction form
    48,064.20/72,103.20 = 14,787.06/x
  3. Step 3: Cross multiply
    48,064.20x = 72,103.20 × 14,787.06
  4. Step 4: Simplify right side
    48,064.20x = 1,066,194,344.59
  5. Step 5: Solve for x
    x = 1,066,194,344.59/48,064.20
  6. Step 6: Final answer
    x = 22,182.71

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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.