Home / 69,680.14-104,520.02-25,306.72

Finding the Fourth Proportional to 69,680.14, 104,520.02 and 25,306.72

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Solution

The fourth proportional to 69,680.14, 104,520.02 and 25,306.72 is: 37,960.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,680.14 : 104,520.02 = 25,306.72 : x
  2. Step 2: Convert to fraction form
    69,680.14/104,520.02 = 25,306.72/x
  3. Step 3: Cross multiply
    69,680.14x = 104,520.02 × 25,306.72
  4. Step 4: Simplify right side
    69,680.14x = 2,645,058,880.53
  5. Step 5: Solve for x
    x = 2,645,058,880.53/69,680.14
  6. Step 6: Final answer
    x = 37,960.01

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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.