Home / 240,912.09-361,425.58-83,141.91

Finding the Fourth Proportional to 240,912.09, 361,425.58 and 83,141.91

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Solution

The fourth proportional to 240,912.09, 361,425.58 and 83,141.91 is: 124,732.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,912.09 : 361,425.58 = 83,141.91 : x
  2. Step 2: Convert to fraction form
    240,912.09/361,425.58 = 83,141.91/x
  3. Step 3: Cross multiply
    240,912.09x = 361,425.58 × 83,141.91
  4. Step 4: Simplify right side
    240,912.09x = 30,049,612,836.20
  5. Step 5: Solve for x
    x = 30,049,612,836.20/240,912.09
  6. Step 6: Final answer
    x = 124,732.69

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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.