Home / 154,504.41-231,842.73-83,425.55

Finding the Fourth Proportional to 154,504.41, 231,842.73 and 83,425.55

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Solution

The fourth proportional to 154,504.41, 231,842.73 and 83,425.55 is: 125,184.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,504.41 : 231,842.73 = 83,425.55 : x
  2. Step 2: Convert to fraction form
    154,504.41/231,842.73 = 83,425.55/x
  3. Step 3: Cross multiply
    154,504.41x = 231,842.73 × 83,425.55
  4. Step 4: Simplify right side
    154,504.41x = 19,341,606,104.54
  5. Step 5: Solve for x
    x = 19,341,606,104.54/154,504.41
  6. Step 6: Final answer
    x = 125,184.82

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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.