Home / 67,119.03-92,613.98-38,819.25

Finding the Fourth Proportional to 67,119.03, 92,613.98 and 38,819.25

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Solution

The fourth proportional to 67,119.03, 92,613.98 and 38,819.25 is: 53,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,119.03 : 92,613.98 = 38,819.25 : x
  2. Step 2: Convert to fraction form
    67,119.03/92,613.98 = 38,819.25/x
  3. Step 3: Cross multiply
    67,119.03x = 92,613.98 × 38,819.25
  4. Step 4: Simplify right side
    67,119.03x = 3,595,205,340.16
  5. Step 5: Solve for x
    x = 3,595,205,340.16/67,119.03
  6. Step 6: Final answer
    x = 53,564.62

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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.