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Finding the Fourth Proportional to 48,125, 72,194.28 and 14,847.76

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Solution

The fourth proportional to 48,125, 72,194.28 and 14,847.76 is: 22,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,125 : 72,194.28 = 14,847.76 : x
  2. Step 2: Convert to fraction form
    48,125/72,194.28 = 14,847.76/x
  3. Step 3: Cross multiply
    48,125x = 72,194.28 × 14,847.76
  4. Step 4: Simplify right side
    48,125x = 1,071,923,342.81
  5. Step 5: Solve for x
    x = 1,071,923,342.81/48,125
  6. Step 6: Final answer
    x = 22,273.73

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1.5x scale

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.