Home / 188,116.75-282,267.38-88,285.06

Finding the Fourth Proportional to 188,116.75, 282,267.38 and 88,285.06

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Solution

The fourth proportional to 188,116.75, 282,267.38 and 88,285.06 is: 132,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,116.75 : 282,267.38 = 88,285.06 : x
  2. Step 2: Convert to fraction form
    188,116.75/282,267.38 = 88,285.06/x
  3. Step 3: Cross multiply
    188,116.75x = 282,267.38 × 88,285.06
  4. Step 4: Simplify right side
    188,116.75x = 24,919,991,565.14
  5. Step 5: Solve for x
    x = 24,919,991,565.14/188,116.75
  6. Step 6: Final answer
    x = 132,470.88

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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.