Home / 235,091.20-324,426.52-127,663.04

Finding the Fourth Proportional to 235,091.20, 324,426.52 and 127,663.04

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Solution

The fourth proportional to 235,091.20, 324,426.52 and 127,663.04 is: 176,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,091.20 : 324,426.52 = 127,663.04 : x
  2. Step 2: Convert to fraction form
    235,091.20/324,426.52 = 127,663.04/x
  3. Step 3: Cross multiply
    235,091.20x = 324,426.52 × 127,663.04
  4. Step 4: Simplify right side
    235,091.20x = 41,417,275,799.82
  5. Step 5: Solve for x
    x = 41,417,275,799.82/235,091.20
  6. Step 6: Final answer
    x = 176,175.36

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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.