Home / 71,827.68-99,118.38-41,199.20

Finding the Fourth Proportional to 71,827.68, 99,118.38 and 41,199.20

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Solution

The fourth proportional to 71,827.68, 99,118.38 and 41,199.20 is: 56,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,827.68 : 99,118.38 = 41,199.20 : x
  2. Step 2: Convert to fraction form
    71,827.68/99,118.38 = 41,199.20/x
  3. Step 3: Cross multiply
    71,827.68x = 99,118.38 × 41,199.20
  4. Step 4: Simplify right side
    71,827.68x = 4,083,597,991.90
  5. Step 5: Solve for x
    x = 4,083,597,991.90/71,827.68
  6. Step 6: Final answer
    x = 56,852.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.