Home / 226,916.78-340,376.85-84,794.18

Finding the Fourth Proportional to 226,916.78, 340,376.85 and 84,794.18

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Solution

The fourth proportional to 226,916.78, 340,376.85 and 84,794.18 is: 127,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,916.78 : 340,376.85 = 84,794.18 : x
  2. Step 2: Convert to fraction form
    226,916.78/340,376.85 = 84,794.18/x
  3. Step 3: Cross multiply
    226,916.78x = 340,376.85 × 84,794.18
  4. Step 4: Simplify right side
    226,916.78x = 28,861,974,184.85
  5. Step 5: Solve for x
    x = 28,861,974,184.85/226,916.78
  6. Step 6: Final answer
    x = 127,191.89

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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.