Home / 57,778.84-79,738.50-32,285.28

Finding the Fourth Proportional to 57,778.84, 79,738.50 and 32,285.28

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Solution

The fourth proportional to 57,778.84, 79,738.50 and 32,285.28 is: 44,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,778.84 : 79,738.50 = 32,285.28 : x
  2. Step 2: Convert to fraction form
    57,778.84/79,738.50 = 32,285.28/x
  3. Step 3: Cross multiply
    57,778.84x = 79,738.50 × 32,285.28
  4. Step 4: Simplify right side
    57,778.84x = 2,574,379,799.28
  5. Step 5: Solve for x
    x = 2,574,379,799.28/57,778.84
  6. Step 6: Final answer
    x = 44,555.75

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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.