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Finding the Fourth Proportional to 84,395.04, 126,480.78 and 44,867.04

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Solution

The fourth proportional to 84,395.04, 126,480.78 and 44,867.04 is: 67,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,395.04 : 126,480.78 = 44,867.04 : x
  2. Step 2: Convert to fraction form
    84,395.04/126,480.78 = 44,867.04/x
  3. Step 3: Cross multiply
    84,395.04x = 126,480.78 × 44,867.04
  4. Step 4: Simplify right side
    84,395.04x = 5,674,818,215.49
  5. Step 5: Solve for x
    x = 5,674,818,215.49/84,395.04
  6. Step 6: Final answer
    x = 67,241.13

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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.