Home / 84,581.01-126,926.19-40,257.81

Finding the Fourth Proportional to 84,581.01, 126,926.19 and 40,257.81

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Solution

The fourth proportional to 84,581.01, 126,926.19 and 40,257.81 is: 60,412.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,581.01 : 126,926.19 = 40,257.81 : x
  2. Step 2: Convert to fraction form
    84,581.01/126,926.19 = 40,257.81/x
  3. Step 3: Cross multiply
    84,581.01x = 126,926.19 × 40,257.81
  4. Step 4: Simplify right side
    84,581.01x = 5,109,770,441.04
  5. Step 5: Solve for x
    x = 5,109,770,441.04/84,581.01
  6. Step 6: Final answer
    x = 60,412.74

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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.