Home / 150,288.33-225,447.56-55,543.43

Finding the Fourth Proportional to 150,288.33, 225,447.56 and 55,543.43

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Solution

The fourth proportional to 150,288.33, 225,447.56 and 55,543.43 is: 83,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,288.33 : 225,447.56 = 55,543.43 : x
  2. Step 2: Convert to fraction form
    150,288.33/225,447.56 = 55,543.43/x
  3. Step 3: Cross multiply
    150,288.33x = 225,447.56 × 55,543.43
  4. Step 4: Simplify right side
    150,288.33x = 12,522,129,362.58
  5. Step 5: Solve for x
    x = 12,522,129,362.58/150,288.33
  6. Step 6: Final answer
    x = 83,320.70

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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.