Home / 67,396.35-92,976.87-39,085.62

Finding the Fourth Proportional to 67,396.35, 92,976.87 and 39,085.62

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Solution

The fourth proportional to 67,396.35, 92,976.87 and 39,085.62 is: 53,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,396.35 : 92,976.87 = 39,085.62 : x
  2. Step 2: Convert to fraction form
    67,396.35/92,976.87 = 39,085.62/x
  3. Step 3: Cross multiply
    67,396.35x = 92,976.87 × 39,085.62
  4. Step 4: Simplify right side
    67,396.35x = 3,634,058,609.61
  5. Step 5: Solve for x
    x = 3,634,058,609.61/67,396.35
  6. Step 6: Final answer
    x = 53,920.70

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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.