Home / 178,793.64-246,625.78-106,147.22

Finding the Fourth Proportional to 178,793.64, 246,625.78 and 106,147.22

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Solution

The fourth proportional to 178,793.64, 246,625.78 and 106,147.22 is: 146,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,793.64 : 246,625.78 = 106,147.22 : x
  2. Step 2: Convert to fraction form
    178,793.64/246,625.78 = 106,147.22/x
  3. Step 3: Cross multiply
    178,793.64x = 246,625.78 × 106,147.22
  4. Step 4: Simplify right side
    178,793.64x = 26,178,641,278.53
  5. Step 5: Solve for x
    x = 26,178,641,278.53/178,793.64
  6. Step 6: Final answer
    x = 146,418.19

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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.