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Finding the Fourth Proportional to 273,751.28, 410,626.92 and 103,005.11

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Solution

The fourth proportional to 273,751.28, 410,626.92 and 103,005.11 is: 154,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,751.28 : 410,626.92 = 103,005.11 : x
  2. Step 2: Convert to fraction form
    273,751.28/410,626.92 = 103,005.11/x
  3. Step 3: Cross multiply
    273,751.28x = 410,626.92 × 103,005.11
  4. Step 4: Simplify right side
    273,751.28x = 42,296,669,010.43
  5. Step 5: Solve for x
    x = 42,296,669,010.43/273,751.28
  6. Step 6: Final answer
    x = 154,507.66

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1.5x scale

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.