Home / 158,939.57-238,406.66-84,043.73

Finding the Fourth Proportional to 158,939.57, 238,406.66 and 84,043.73

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Solution

The fourth proportional to 158,939.57, 238,406.66 and 84,043.73 is: 126,064.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,939.57 : 238,406.66 = 84,043.73 : x
  2. Step 2: Convert to fraction form
    158,939.57/238,406.66 = 84,043.73/x
  3. Step 3: Cross multiply
    158,939.57x = 238,406.66 × 84,043.73
  4. Step 4: Simplify right side
    158,939.57x = 20,036,585,454.20
  5. Step 5: Solve for x
    x = 20,036,585,454.20/158,939.57
  6. Step 6: Final answer
    x = 126,064.17

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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.