Home / 133,013.07-199,517.50-61,895.93

Finding the Fourth Proportional to 133,013.07, 199,517.50 and 61,895.93

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Solution

The fourth proportional to 133,013.07, 199,517.50 and 61,895.93 is: 92,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,013.07 : 199,517.50 = 61,895.93 : x
  2. Step 2: Convert to fraction form
    133,013.07/199,517.50 = 61,895.93/x
  3. Step 3: Cross multiply
    133,013.07x = 199,517.50 × 61,895.93
  4. Step 4: Simplify right side
    133,013.07x = 12,349,321,067.68
  5. Step 5: Solve for x
    x = 12,349,321,067.68/133,013.07
  6. Step 6: Final answer
    x = 92,842.91

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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.