Home / 220,999.12-331,663.66-149,752.76

Finding the Fourth Proportional to 220,999.12, 331,663.66 and 149,752.76

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Solution

The fourth proportional to 220,999.12, 331,663.66 and 149,752.76 is: 224,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,999.12 : 331,663.66 = 149,752.76 : x
  2. Step 2: Convert to fraction form
    220,999.12/331,663.66 = 149,752.76/x
  3. Step 3: Cross multiply
    220,999.12x = 331,663.66 × 149,752.76
  4. Step 4: Simplify right side
    220,999.12x = 49,667,546,444.00
  5. Step 5: Solve for x
    x = 49,667,546,444.00/220,999.12
  6. Step 6: Final answer
    x = 224,740.93

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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.