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Finding the Fourth Proportional to 88,873.19, 122,640.03 and 48,578.93

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Solution

The fourth proportional to 88,873.19, 122,640.03 and 48,578.93 is: 67,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,873.19 : 122,640.03 = 48,578.93 : x
  2. Step 2: Convert to fraction form
    88,873.19/122,640.03 = 48,578.93/x
  3. Step 3: Cross multiply
    88,873.19x = 122,640.03 × 48,578.93
  4. Step 4: Simplify right side
    88,873.19x = 5,957,720,819.37
  5. Step 5: Solve for x
    x = 5,957,720,819.37/88,873.19
  6. Step 6: Final answer
    x = 67,036.20

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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.