Home / 149,068.92-223,640.64-49,234.80

Finding the Fourth Proportional to 149,068.92, 223,640.64 and 49,234.80

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Solution

The fourth proportional to 149,068.92, 223,640.64 and 49,234.80 is: 73,864.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,068.92 : 223,640.64 = 49,234.80 : x
  2. Step 2: Convert to fraction form
    149,068.92/223,640.64 = 49,234.80/x
  3. Step 3: Cross multiply
    149,068.92x = 223,640.64 × 49,234.80
  4. Step 4: Simplify right side
    149,068.92x = 11,010,902,182.27
  5. Step 5: Solve for x
    x = 11,010,902,182.27/149,068.92
  6. Step 6: Final answer
    x = 73,864.51

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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.