Home / 70,506.12-105,687.48-44,229.24

Finding the Fourth Proportional to 70,506.12, 105,687.48 and 44,229.24

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Solution

The fourth proportional to 70,506.12, 105,687.48 and 44,229.24 is: 66,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,506.12 : 105,687.48 = 44,229.24 : x
  2. Step 2: Convert to fraction form
    70,506.12/105,687.48 = 44,229.24/x
  3. Step 3: Cross multiply
    70,506.12x = 105,687.48 × 44,229.24
  4. Step 4: Simplify right side
    70,506.12x = 4,674,476,917.92
  5. Step 5: Solve for x
    x = 4,674,476,917.92/70,506.12
  6. Step 6: Final answer
    x = 66,298.88

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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.