Home / 189,615.33-284,440.01-49,375.17

Finding the Fourth Proportional to 189,615.33, 284,440.01 and 49,375.17

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Solution

The fourth proportional to 189,615.33, 284,440.01 and 49,375.17 is: 74,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,615.33 : 284,440.01 = 49,375.17 : x
  2. Step 2: Convert to fraction form
    189,615.33/284,440.01 = 49,375.17/x
  3. Step 3: Cross multiply
    189,615.33x = 284,440.01 × 49,375.17
  4. Step 4: Simplify right side
    189,615.33x = 14,044,273,601.68
  5. Step 5: Solve for x
    x = 14,044,273,601.68/189,615.33
  6. Step 6: Final answer
    x = 74,067.18

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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.