Home / 83,213.96-124,795.02-27,797

Finding the Fourth Proportional to 83,213.96, 124,795.02 and 27,797

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Solution

The fourth proportional to 83,213.96, 124,795.02 and 27,797 is: 41,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,213.96 : 124,795.02 = 27,797 : x
  2. Step 2: Convert to fraction form
    83,213.96/124,795.02 = 27,797/x
  3. Step 3: Cross multiply
    83,213.96x = 124,795.02 × 27,797
  4. Step 4: Simplify right side
    83,213.96x = 3,468,927,170.94
  5. Step 5: Solve for x
    x = 3,468,927,170.94/83,213.96
  6. Step 6: Final answer
    x = 41,686.84

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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.