Home / 372,544.50-558,900.06-135,887.18

Finding the Fourth Proportional to 372,544.50, 558,900.06 and 135,887.18

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Solution

The fourth proportional to 372,544.50, 558,900.06 and 135,887.18 is: 203,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,544.50 : 558,900.06 = 135,887.18 : x
  2. Step 2: Convert to fraction form
    372,544.50/558,900.06 = 135,887.18/x
  3. Step 3: Cross multiply
    372,544.50x = 558,900.06 × 135,887.18
  4. Step 4: Simplify right side
    372,544.50x = 75,947,350,897.70
  5. Step 5: Solve for x
    x = 75,947,350,897.70/372,544.50
  6. Step 6: Final answer
    x = 203,861.15

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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.