Home / 67,304.25-92,874.33-38,632.68

Finding the Fourth Proportional to 67,304.25, 92,874.33 and 38,632.68

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Solution

The fourth proportional to 67,304.25, 92,874.33 and 38,632.68 is: 53,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,304.25 : 92,874.33 = 38,632.68 : x
  2. Step 2: Convert to fraction form
    67,304.25/92,874.33 = 38,632.68/x
  3. Step 3: Cross multiply
    67,304.25x = 92,874.33 × 38,632.68
  4. Step 4: Simplify right side
    67,304.25x = 3,587,984,271.10
  5. Step 5: Solve for x
    x = 3,587,984,271.10/67,304.25
  6. Step 6: Final answer
    x = 53,309.92

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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.