Home / 69,325.90-95,681.51-39,119.79

Finding the Fourth Proportional to 69,325.90, 95,681.51 and 39,119.79

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Solution

The fourth proportional to 69,325.90, 95,681.51 and 39,119.79 is: 53,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,325.90 : 95,681.51 = 39,119.79 : x
  2. Step 2: Convert to fraction form
    69,325.90/95,681.51 = 39,119.79/x
  3. Step 3: Cross multiply
    69,325.90x = 95,681.51 × 39,119.79
  4. Step 4: Simplify right side
    69,325.90x = 3,743,040,578.08
  5. Step 5: Solve for x
    x = 3,743,040,578.08/69,325.90
  6. Step 6: Final answer
    x = 53,991.95

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1.5x scale

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.