Home / 84,377.15-126,628.01-40,004.06

Finding the Fourth Proportional to 84,377.15, 126,628.01 and 40,004.06

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Solution

The fourth proportional to 84,377.15, 126,628.01 and 40,004.06 is: 60,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,377.15 : 126,628.01 = 40,004.06 : x
  2. Step 2: Convert to fraction form
    84,377.15/126,628.01 = 40,004.06/x
  3. Step 3: Cross multiply
    84,377.15x = 126,628.01 × 40,004.06
  4. Step 4: Simplify right side
    84,377.15x = 5,065,633,676.56
  5. Step 5: Solve for x
    x = 5,065,633,676.56/84,377.15
  6. Step 6: Final answer
    x = 60,035.61

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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.