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Finding the Fourth Proportional to 88,959.77, 122,766.01 and 48,677.05

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Solution

The fourth proportional to 88,959.77, 122,766.01 and 48,677.05 is: 67,175.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,959.77 : 122,766.01 = 48,677.05 : x
  2. Step 2: Convert to fraction form
    88,959.77/122,766.01 = 48,677.05/x
  3. Step 3: Cross multiply
    88,959.77x = 122,766.01 × 48,677.05
  4. Step 4: Simplify right side
    88,959.77x = 5,975,886,778.46
  5. Step 5: Solve for x
    x = 5,975,886,778.46/88,959.77
  6. Step 6: Final answer
    x = 67,175.16

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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.