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Finding the Fourth Proportional to 83,354.90, 125,103.08 and 33,468.74

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Solution

The fourth proportional to 83,354.90, 125,103.08 and 33,468.74 is: 50,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,354.90 : 125,103.08 = 33,468.74 : x
  2. Step 2: Convert to fraction form
    83,354.90/125,103.08 = 33,468.74/x
  3. Step 3: Cross multiply
    83,354.90x = 125,103.08 × 33,468.74
  4. Step 4: Simplify right side
    83,354.90x = 4,187,042,457.72
  5. Step 5: Solve for x
    x = 4,187,042,457.72/83,354.90
  6. Step 6: Final answer
    x = 50,231.51

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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.