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Finding the Fourth Proportional to 273,029.80, 409,471.80 and 95,518.30

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Solution

The fourth proportional to 273,029.80, 409,471.80 and 95,518.30 is: 143,251.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,029.80 : 409,471.80 = 95,518.30 : x
  2. Step 2: Convert to fraction form
    273,029.80/409,471.80 = 95,518.30/x
  3. Step 3: Cross multiply
    273,029.80x = 409,471.80 × 95,518.30
  4. Step 4: Simplify right side
    273,029.80x = 39,112,050,233.94
  5. Step 5: Solve for x
    x = 39,112,050,233.94/273,029.80
  6. Step 6: Final answer
    x = 143,251.95

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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.