Home / 54,709.38-82,064.07-42,247.62

Finding the Fourth Proportional to 54,709.38, 82,064.07 and 42,247.62

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Solution

The fourth proportional to 54,709.38, 82,064.07 and 42,247.62 is: 63,371.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.38 : 82,064.07 = 42,247.62 : x
  2. Step 2: Convert to fraction form
    54,709.38/82,064.07 = 42,247.62/x
  3. Step 3: Cross multiply
    54,709.38x = 82,064.07 × 42,247.62
  4. Step 4: Simplify right side
    54,709.38x = 3,467,011,645.01
  5. Step 5: Solve for x
    x = 3,467,011,645.01/54,709.38
  6. Step 6: Final answer
    x = 63,371.43

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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.