Home / 75,231.20-103,852.12-52,658.82

Finding the Fourth Proportional to 75,231.20, 103,852.12 and 52,658.82

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Solution

The fourth proportional to 75,231.20, 103,852.12 and 52,658.82 is: 72,692.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,231.20 : 103,852.12 = 52,658.82 : x
  2. Step 2: Convert to fraction form
    75,231.20/103,852.12 = 52,658.82/x
  3. Step 3: Cross multiply
    75,231.20x = 103,852.12 × 52,658.82
  4. Step 4: Simplify right side
    75,231.20x = 5,468,730,093.70
  5. Step 5: Solve for x
    x = 5,468,730,093.70/75,231.20
  6. Step 6: Final answer
    x = 72,692.32

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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.