Home / 88,997.18-122,816.16-48,710.93

Finding the Fourth Proportional to 88,997.18, 122,816.16 and 48,710.93

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Solution

The fourth proportional to 88,997.18, 122,816.16 and 48,710.93 is: 67,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,997.18 : 122,816.16 = 48,710.93 : x
  2. Step 2: Convert to fraction form
    88,997.18/122,816.16 = 48,710.93/x
  3. Step 3: Cross multiply
    88,997.18x = 122,816.16 × 48,710.93
  4. Step 4: Simplify right side
    88,997.18x = 5,982,488,758.55
  5. Step 5: Solve for x
    x = 5,982,488,758.55/88,997.18
  6. Step 6: Final answer
    x = 67,221.11

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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.