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Finding the Fourth Proportional to 88,560.86, 122,212.41 and 48,274.97

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Solution

The fourth proportional to 88,560.86, 122,212.41 and 48,274.97 is: 66,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,560.86 : 122,212.41 = 48,274.97 : x
  2. Step 2: Convert to fraction form
    88,560.86/122,212.41 = 48,274.97/x
  3. Step 3: Cross multiply
    88,560.86x = 122,212.41 × 48,274.97
  4. Step 4: Simplify right side
    88,560.86x = 5,899,800,426.38
  5. Step 5: Solve for x
    x = 5,899,800,426.38/88,560.86
  6. Step 6: Final answer
    x = 66,618.60

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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.