Home / 135,974.48-203,891.68-61,030.38

Finding the Fourth Proportional to 135,974.48, 203,891.68 and 61,030.38

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Solution

The fourth proportional to 135,974.48, 203,891.68 and 61,030.38 is: 91,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,974.48 : 203,891.68 = 61,030.38 : x
  2. Step 2: Convert to fraction form
    135,974.48/203,891.68 = 61,030.38/x
  3. Step 3: Cross multiply
    135,974.48x = 203,891.68 × 61,030.38
  4. Step 4: Simplify right side
    135,974.48x = 12,443,586,709.24
  5. Step 5: Solve for x
    x = 12,443,586,709.24/135,974.48
  6. Step 6: Final answer
    x = 91,514.13

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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.