Home / 83,517.75-125,274.20-30,926.07

Finding the Fourth Proportional to 83,517.75, 125,274.20 and 30,926.07

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Solution

The fourth proportional to 83,517.75, 125,274.20 and 30,926.07 is: 46,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,517.75 : 125,274.20 = 30,926.07 : x
  2. Step 2: Convert to fraction form
    83,517.75/125,274.20 = 30,926.07/x
  3. Step 3: Cross multiply
    83,517.75x = 125,274.20 × 30,926.07
  4. Step 4: Simplify right side
    83,517.75x = 3,874,238,523.76
  5. Step 5: Solve for x
    x = 3,874,238,523.76/83,517.75
  6. Step 6: Final answer
    x = 46,388.21

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1.5x scale

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.