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Finding the Fourth Proportional to 83,595.69, 125,362.35 and 33,658.92

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Solution

The fourth proportional to 83,595.69, 125,362.35 and 33,658.92 is: 50,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,595.69 : 125,362.35 = 33,658.92 : x
  2. Step 2: Convert to fraction form
    83,595.69/125,362.35 = 33,658.92/x
  3. Step 3: Cross multiply
    83,595.69x = 125,362.35 × 33,658.92
  4. Step 4: Simplify right side
    83,595.69x = 4,219,561,309.66
  5. Step 5: Solve for x
    x = 4,219,561,309.66/83,595.69
  6. Step 6: Final answer
    x = 50,475.82

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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.