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Finding the Fourth Proportional to 277,674.89, 416,508.68 and 67,314.65

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Solution

The fourth proportional to 277,674.89, 416,508.68 and 67,314.65 is: 100,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,674.89 : 416,508.68 = 67,314.65 : x
  2. Step 2: Convert to fraction form
    277,674.89/416,508.68 = 67,314.65/x
  3. Step 3: Cross multiply
    277,674.89x = 416,508.68 × 67,314.65
  4. Step 4: Simplify right side
    277,674.89x = 28,037,134,101.91
  5. Step 5: Solve for x
    x = 28,037,134,101.91/277,674.89
  6. Step 6: Final answer
    x = 100,971.08

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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.