Home / 146,961.16-220,441.86-117,565.85

Finding the Fourth Proportional to 146,961.16, 220,441.86 and 117,565.85

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Solution

The fourth proportional to 146,961.16, 220,441.86 and 117,565.85 is: 176,348.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,961.16 : 220,441.86 = 117,565.85 : x
  2. Step 2: Convert to fraction form
    146,961.16/220,441.86 = 117,565.85/x
  3. Step 3: Cross multiply
    146,961.16x = 220,441.86 × 117,565.85
  4. Step 4: Simplify right side
    146,961.16x = 25,916,434,058.65
  5. Step 5: Solve for x
    x = 25,916,434,058.65/146,961.16
  6. Step 6: Final answer
    x = 176,348.87

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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.