Home / 88,997.65-122,816.45-48,161.70

Finding the Fourth Proportional to 88,997.65, 122,816.45 and 48,161.70

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Solution

The fourth proportional to 88,997.65, 122,816.45 and 48,161.70 is: 66,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,997.65 : 122,816.45 = 48,161.70 : x
  2. Step 2: Convert to fraction form
    88,997.65/122,816.45 = 48,161.70/x
  3. Step 3: Cross multiply
    88,997.65x = 122,816.45 × 48,161.70
  4. Step 4: Simplify right side
    88,997.65x = 5,915,049,140.37
  5. Step 5: Solve for x
    x = 5,915,049,140.37/88,997.65
  6. Step 6: Final answer
    x = 66,462.98

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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.