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Finding the Fourth Proportional to 111,218.64, 166,837.07 and 32,332.78

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Solution

The fourth proportional to 111,218.64, 166,837.07 and 32,332.78 is: 48,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,218.64 : 166,837.07 = 32,332.78 : x
  2. Step 2: Convert to fraction form
    111,218.64/166,837.07 = 32,332.78/x
  3. Step 3: Cross multiply
    111,218.64x = 166,837.07 × 32,332.78
  4. Step 4: Simplify right side
    111,218.64x = 5,394,306,280.15
  5. Step 5: Solve for x
    x = 5,394,306,280.15/111,218.64
  6. Step 6: Final answer
    x = 48,501.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.