Home / 84,022.29-126,070.49-44,569.72

Finding the Fourth Proportional to 84,022.29, 126,070.49 and 44,569.72

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Solution

The fourth proportional to 84,022.29, 126,070.49 and 44,569.72 is: 66,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,022.29 : 126,070.49 = 44,569.72 : x
  2. Step 2: Convert to fraction form
    84,022.29/126,070.49 = 44,569.72/x
  3. Step 3: Cross multiply
    84,022.29x = 126,070.49 × 44,569.72
  4. Step 4: Simplify right side
    84,022.29x = 5,618,926,439.56
  5. Step 5: Solve for x
    x = 5,618,926,439.56/84,022.29
  6. Step 6: Final answer
    x = 66,874.24

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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.