Home / 178,288.85-246,065.72-113,785.92

Finding the Fourth Proportional to 178,288.85, 246,065.72 and 113,785.92

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Solution

The fourth proportional to 178,288.85, 246,065.72 and 113,785.92 is: 157,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,288.85 : 246,065.72 = 113,785.92 : x
  2. Step 2: Convert to fraction form
    178,288.85/246,065.72 = 113,785.92/x
  3. Step 3: Cross multiply
    178,288.85x = 246,065.72 × 113,785.92
  4. Step 4: Simplify right side
    178,288.85x = 27,998,813,761.73
  5. Step 5: Solve for x
    x = 27,998,813,761.73/178,288.85
  6. Step 6: Final answer
    x = 157,041.86

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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.