Home / 311,346.08-467,016.96-121,825.52

Finding the Fourth Proportional to 311,346.08, 467,016.96 and 121,825.52

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Solution

The fourth proportional to 311,346.08, 467,016.96 and 121,825.52 is: 182,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,346.08 : 467,016.96 = 121,825.52 : x
  2. Step 2: Convert to fraction form
    311,346.08/467,016.96 = 121,825.52/x
  3. Step 3: Cross multiply
    311,346.08x = 467,016.96 × 121,825.52
  4. Step 4: Simplify right side
    311,346.08x = 56,894,584,000.82
  5. Step 5: Solve for x
    x = 56,894,584,000.82/311,346.08
  6. Step 6: Final answer
    x = 182,737.43

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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.