Home / 131,898.54-182,016.03-75,298.86

Finding the Fourth Proportional to 131,898.54, 182,016.03 and 75,298.86

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Solution

The fourth proportional to 131,898.54, 182,016.03 and 75,298.86 is: 103,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,898.54 : 182,016.03 = 75,298.86 : x
  2. Step 2: Convert to fraction form
    131,898.54/182,016.03 = 75,298.86/x
  3. Step 3: Cross multiply
    131,898.54x = 182,016.03 × 75,298.86
  4. Step 4: Simplify right side
    131,898.54x = 13,705,599,560.73
  5. Step 5: Solve for x
    x = 13,705,599,560.73/131,898.54
  6. Step 6: Final answer
    x = 103,910.17

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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.