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Finding the Fourth Proportional to 273,315.90, 410,050.65 and 133,079.10

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Solution

The fourth proportional to 273,315.90, 410,050.65 and 133,079.10 is: 199,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,315.90 : 410,050.65 = 133,079.10 : x
  2. Step 2: Convert to fraction form
    273,315.90/410,050.65 = 133,079.10/x
  3. Step 3: Cross multiply
    273,315.90x = 410,050.65 × 133,079.10
  4. Step 4: Simplify right side
    273,315.90x = 54,569,171,456.42
  5. Step 5: Solve for x
    x = 54,569,171,456.42/273,315.90
  6. Step 6: Final answer
    x = 199,656.04

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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.