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Finding the Fourth Proportional to 83,479.61, 125,225.24 and 33,559.74

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Solution

The fourth proportional to 83,479.61, 125,225.24 and 33,559.74 is: 50,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,479.61 : 125,225.24 = 33,559.74 : x
  2. Step 2: Convert to fraction form
    83,479.61/125,225.24 = 33,559.74/x
  3. Step 3: Cross multiply
    83,479.61x = 125,225.24 × 33,559.74
  4. Step 4: Simplify right side
    83,479.61x = 4,202,526,328.04
  5. Step 5: Solve for x
    x = 4,202,526,328.04/83,479.61
  6. Step 6: Final answer
    x = 50,341.95

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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.