Home / 178,695.06-246,582.21-107,061.78

Finding the Fourth Proportional to 178,695.06, 246,582.21 and 107,061.78

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Solution

The fourth proportional to 178,695.06, 246,582.21 and 107,061.78 is: 147,735.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,695.06 : 246,582.21 = 107,061.78 : x
  2. Step 2: Convert to fraction form
    178,695.06/246,582.21 = 107,061.78/x
  3. Step 3: Cross multiply
    178,695.06x = 246,582.21 × 107,061.78
  4. Step 4: Simplify right side
    178,695.06x = 26,399,530,318.93
  5. Step 5: Solve for x
    x = 26,399,530,318.93/178,695.06
  6. Step 6: Final answer
    x = 147,735.09

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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.