Home / 178,390.88-246,187.20-106,757.28

Finding the Fourth Proportional to 178,390.88, 246,187.20 and 106,757.28

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Solution

The fourth proportional to 178,390.88, 246,187.20 and 106,757.28 is: 147,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,390.88 : 246,187.20 = 106,757.28 : x
  2. Step 2: Convert to fraction form
    178,390.88/246,187.20 = 106,757.28/x
  3. Step 3: Cross multiply
    178,390.88x = 246,187.20 × 106,757.28
  4. Step 4: Simplify right side
    178,390.88x = 26,282,275,842.82
  5. Step 5: Solve for x
    x = 26,282,275,842.82/178,390.88
  6. Step 6: Final answer
    x = 147,329.71

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1.5x scale

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.