Home / 135,981.48-203,902.18-61,037.38

Finding the Fourth Proportional to 135,981.48, 203,902.18 and 61,037.38

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Solution

The fourth proportional to 135,981.48, 203,902.18 and 61,037.38 is: 91,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,981.48 : 203,902.18 = 61,037.38 : x
  2. Step 2: Convert to fraction form
    135,981.48/203,902.18 = 61,037.38/x
  3. Step 3: Cross multiply
    135,981.48x = 203,902.18 × 61,037.38
  4. Step 4: Simplify right side
    135,981.48x = 12,445,654,843.49
  5. Step 5: Solve for x
    x = 12,445,654,843.49/135,981.48
  6. Step 6: Final answer
    x = 91,524.63

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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.