Home / 181,964.76-272,947.14-71,079

Finding the Fourth Proportional to 181,964.76, 272,947.14 and 71,079

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Solution

The fourth proportional to 181,964.76, 272,947.14 and 71,079 is: 106,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,964.76 : 272,947.14 = 71,079 : x
  2. Step 2: Convert to fraction form
    181,964.76/272,947.14 = 71,079/x
  3. Step 3: Cross multiply
    181,964.76x = 272,947.14 × 71,079
  4. Step 4: Simplify right side
    181,964.76x = 19,400,809,764.06
  5. Step 5: Solve for x
    x = 19,400,809,764.06/181,964.76
  6. Step 6: Final answer
    x = 106,618.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.