Home / 73,701.46-101,708.40-41,872.18

Finding the Fourth Proportional to 73,701.46, 101,708.40 and 41,872.18

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Solution

The fourth proportional to 73,701.46, 101,708.40 and 41,872.18 is: 57,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,701.46 : 101,708.40 = 41,872.18 : x
  2. Step 2: Convert to fraction form
    73,701.46/101,708.40 = 41,872.18/x
  3. Step 3: Cross multiply
    73,701.46x = 101,708.40 × 41,872.18
  4. Step 4: Simplify right side
    73,701.46x = 4,258,752,432.31
  5. Step 5: Solve for x
    x = 4,258,752,432.31/73,701.46
  6. Step 6: Final answer
    x = 57,783.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.