Home / 179,417.78-247,584.69-107,755.22

Finding the Fourth Proportional to 179,417.78, 247,584.69 and 107,755.22

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Solution

The fourth proportional to 179,417.78, 247,584.69 and 107,755.22 is: 148,695.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,417.78 : 247,584.69 = 107,755.22 : x
  2. Step 2: Convert to fraction form
    179,417.78/247,584.69 = 107,755.22/x
  3. Step 3: Cross multiply
    179,417.78x = 247,584.69 × 107,755.22
  4. Step 4: Simplify right side
    179,417.78x = 26,678,542,739.58
  5. Step 5: Solve for x
    x = 26,678,542,739.58/179,417.78
  6. Step 6: Final answer
    x = 148,695.09

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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.