Home / 67,306.73-92,880.33-38,605.91

Finding the Fourth Proportional to 67,306.73, 92,880.33 and 38,605.91

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Solution

The fourth proportional to 67,306.73, 92,880.33 and 38,605.91 is: 53,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306.73 : 92,880.33 = 38,605.91 : x
  2. Step 2: Convert to fraction form
    67,306.73/92,880.33 = 38,605.91/x
  3. Step 3: Cross multiply
    67,306.73x = 92,880.33 × 38,605.91
  4. Step 4: Simplify right side
    67,306.73x = 3,585,729,660.75
  5. Step 5: Solve for x
    x = 3,585,729,660.75/67,306.73
  6. Step 6: Final answer
    x = 53,274.46

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1.5x scale

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.