Home / 80,924.44-121,425.18-36,564.76

Finding the Fourth Proportional to 80,924.44, 121,425.18 and 36,564.76

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Solution

The fourth proportional to 80,924.44, 121,425.18 and 36,564.76 is: 54,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,924.44 : 121,425.18 = 36,564.76 : x
  2. Step 2: Convert to fraction form
    80,924.44/121,425.18 = 36,564.76/x
  3. Step 3: Cross multiply
    80,924.44x = 121,425.18 × 36,564.76
  4. Step 4: Simplify right side
    80,924.44x = 4,439,882,564.66
  5. Step 5: Solve for x
    x = 4,439,882,564.66/80,924.44
  6. Step 6: Final answer
    x = 54,864.54

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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.