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Finding the Fourth Proportional to 88,655.54, 122,340.35 and 48,366.90

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Solution

The fourth proportional to 88,655.54, 122,340.35 and 48,366.90 is: 66,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.54 : 122,340.35 = 48,366.90 : x
  2. Step 2: Convert to fraction form
    88,655.54/122,340.35 = 48,366.90/x
  3. Step 3: Cross multiply
    88,655.54x = 122,340.35 × 48,366.90
  4. Step 4: Simplify right side
    88,655.54x = 5,917,223,595.33
  5. Step 5: Solve for x
    x = 5,917,223,595.33/88,655.54
  6. Step 6: Final answer
    x = 66,743.98

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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.