Home / 155,388.87-233,049.57-55,555.97

Finding the Fourth Proportional to 155,388.87, 233,049.57 and 55,555.97

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Solution

The fourth proportional to 155,388.87, 233,049.57 and 55,555.97 is: 83,321.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,388.87 : 233,049.57 = 55,555.97 : x
  2. Step 2: Convert to fraction form
    155,388.87/233,049.57 = 55,555.97/x
  3. Step 3: Cross multiply
    155,388.87x = 233,049.57 × 55,555.97
  4. Step 4: Simplify right side
    155,388.87x = 12,947,293,754.19
  5. Step 5: Solve for x
    x = 12,947,293,754.19/155,388.87
  6. Step 6: Final answer
    x = 83,321.89

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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.