Home / 83,022.48-114,493.68-54,678.96

Finding the Fourth Proportional to 83,022.48, 114,493.68 and 54,678.96

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Solution

The fourth proportional to 83,022.48, 114,493.68 and 54,678.96 is: 75,406.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,022.48 : 114,493.68 = 54,678.96 : x
  2. Step 2: Convert to fraction form
    83,022.48/114,493.68 = 54,678.96/x
  3. Step 3: Cross multiply
    83,022.48x = 114,493.68 × 54,678.96
  4. Step 4: Simplify right side
    83,022.48x = 6,260,395,348.97
  5. Step 5: Solve for x
    x = 6,260,395,348.97/83,022.48
  6. Step 6: Final answer
    x = 75,406.03

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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.