Home / 52,738.72-79,474.99-47,742.64

Finding the Fourth Proportional to 52,738.72, 79,474.99 and 47,742.64

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Solution

The fourth proportional to 52,738.72, 79,474.99 and 47,742.64 is: 71,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,738.72 : 79,474.99 = 47,742.64 : x
  2. Step 2: Convert to fraction form
    52,738.72/79,474.99 = 47,742.64/x
  3. Step 3: Cross multiply
    52,738.72x = 79,474.99 × 47,742.64
  4. Step 4: Simplify right side
    52,738.72x = 3,794,345,836.57
  5. Step 5: Solve for x
    x = 3,794,345,836.57/52,738.72
  6. Step 6: Final answer
    x = 71,946.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.