Home / 52,920.17-79,338.64-36,229.62

Finding the Fourth Proportional to 52,920.17, 79,338.64 and 36,229.62

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Solution

The fourth proportional to 52,920.17, 79,338.64 and 36,229.62 is: 54,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,920.17 : 79,338.64 = 36,229.62 : x
  2. Step 2: Convert to fraction form
    52,920.17/79,338.64 = 36,229.62/x
  3. Step 3: Cross multiply
    52,920.17x = 79,338.64 × 36,229.62
  4. Step 4: Simplify right side
    52,920.17x = 2,874,408,778.52
  5. Step 5: Solve for x
    x = 2,874,408,778.52/52,920.17
  6. Step 6: Final answer
    x = 54,315.94

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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.