Home / 84,426.15-126,527.61-44,363.28

Finding the Fourth Proportional to 84,426.15, 126,527.61 and 44,363.28

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Solution

The fourth proportional to 84,426.15, 126,527.61 and 44,363.28 is: 66,486.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,426.15 : 126,527.61 = 44,363.28 : x
  2. Step 2: Convert to fraction form
    84,426.15/126,527.61 = 44,363.28/x
  3. Step 3: Cross multiply
    84,426.15x = 126,527.61 × 44,363.28
  4. Step 4: Simplify right side
    84,426.15x = 5,613,179,790.16
  5. Step 5: Solve for x
    x = 5,613,179,790.16/84,426.15
  6. Step 6: Final answer
    x = 66,486.27

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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.