Home / 80,848.96-121,049.52-41,320.96

Finding the Fourth Proportional to 80,848.96, 121,049.52 and 41,320.96

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Solution

The fourth proportional to 80,848.96, 121,049.52 and 41,320.96 is: 61,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,848.96 : 121,049.52 = 41,320.96 : x
  2. Step 2: Convert to fraction form
    80,848.96/121,049.52 = 41,320.96/x
  3. Step 3: Cross multiply
    80,848.96x = 121,049.52 × 41,320.96
  4. Step 4: Simplify right side
    80,848.96x = 5,001,882,373.94
  5. Step 5: Solve for x
    x = 5,001,882,373.94/80,848.96
  6. Step 6: Final answer
    x = 61,867.00

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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.