Home / 52,949.14-79,398.54-30,768.90

Finding the Fourth Proportional to 52,949.14, 79,398.54 and 30,768.90

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Solution

The fourth proportional to 52,949.14, 79,398.54 and 30,768.90 is: 46,138.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,949.14 : 79,398.54 = 30,768.90 : x
  2. Step 2: Convert to fraction form
    52,949.14/79,398.54 = 30,768.90/x
  3. Step 3: Cross multiply
    52,949.14x = 79,398.54 × 30,768.90
  4. Step 4: Simplify right side
    52,949.14x = 2,443,005,737.41
  5. Step 5: Solve for x
    x = 2,443,005,737.41/52,949.14
  6. Step 6: Final answer
    x = 46,138.72

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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.