Home / 60,765.05-91,118.41-31,167.65

Finding the Fourth Proportional to 60,765.05, 91,118.41 and 31,167.65

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Solution

The fourth proportional to 60,765.05, 91,118.41 and 31,167.65 is: 46,736.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.05 : 91,118.41 = 31,167.65 : x
  2. Step 2: Convert to fraction form
    60,765.05/91,118.41 = 31,167.65/x
  3. Step 3: Cross multiply
    60,765.05x = 91,118.41 × 31,167.65
  4. Step 4: Simplify right side
    60,765.05x = 2,839,946,711.44
  5. Step 5: Solve for x
    x = 2,839,946,711.44/60,765.05
  6. Step 6: Final answer
    x = 46,736.52

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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.