Home / 250,227.10-375,304.20-72,715.60

Finding the Fourth Proportional to 250,227.10, 375,304.20 and 72,715.60

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Solution

The fourth proportional to 250,227.10, 375,304.20 and 72,715.60 is: 109,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,227.10 : 375,304.20 = 72,715.60 : x
  2. Step 2: Convert to fraction form
    250,227.10/375,304.20 = 72,715.60/x
  3. Step 3: Cross multiply
    250,227.10x = 375,304.20 × 72,715.60
  4. Step 4: Simplify right side
    250,227.10x = 27,290,470,085.52
  5. Step 5: Solve for x
    x = 27,290,470,085.52/250,227.10
  6. Step 6: Final answer
    x = 109,062.81

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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.