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Finding the Fourth Proportional to 273,340.70, 410,011.05 and 96,047.90

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Solution

The fourth proportional to 273,340.70, 410,011.05 and 96,047.90 is: 144,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,340.70 : 410,011.05 = 96,047.90 : x
  2. Step 2: Convert to fraction form
    273,340.70/410,011.05 = 96,047.90/x
  3. Step 3: Cross multiply
    273,340.70x = 410,011.05 × 96,047.90
  4. Step 4: Simplify right side
    273,340.70x = 39,380,700,329.30
  5. Step 5: Solve for x
    x = 39,380,700,329.30/273,340.70
  6. Step 6: Final answer
    x = 144,071.85

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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.