Home / 88,977.87-122,789.47-48,691.64

Finding the Fourth Proportional to 88,977.87, 122,789.47 and 48,691.64

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Solution

The fourth proportional to 88,977.87, 122,789.47 and 48,691.64 is: 67,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,977.87 : 122,789.47 = 48,691.64 : x
  2. Step 2: Convert to fraction form
    88,977.87/122,789.47 = 48,691.64/x
  3. Step 3: Cross multiply
    88,977.87x = 122,789.47 × 48,691.64
  4. Step 4: Simplify right side
    88,977.87x = 5,978,820,669.03
  5. Step 5: Solve for x
    x = 5,978,820,669.03/88,977.87
  6. Step 6: Final answer
    x = 67,194.47

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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.