Home / 239,095.56-329,947.38-131,663.28

Finding the Fourth Proportional to 239,095.56, 329,947.38 and 131,663.28

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Solution

The fourth proportional to 239,095.56, 329,947.38 and 131,663.28 is: 181,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,095.56 : 329,947.38 = 131,663.28 : x
  2. Step 2: Convert to fraction form
    239,095.56/329,947.38 = 131,663.28/x
  3. Step 3: Cross multiply
    239,095.56x = 329,947.38 × 131,663.28
  4. Step 4: Simplify right side
    239,095.56x = 43,441,954,278.21
  5. Step 5: Solve for x
    x = 43,441,954,278.21/239,095.56
  6. Step 6: Final answer
    x = 181,692.85

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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.