Home / 83,069.46-114,645.47-47,265.09

Finding the Fourth Proportional to 83,069.46, 114,645.47 and 47,265.09

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Solution

The fourth proportional to 83,069.46, 114,645.47 and 47,265.09 is: 65,231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,069.46 : 114,645.47 = 47,265.09 : x
  2. Step 2: Convert to fraction form
    83,069.46/114,645.47 = 47,265.09/x
  3. Step 3: Cross multiply
    83,069.46x = 114,645.47 × 47,265.09
  4. Step 4: Simplify right side
    83,069.46x = 5,418,727,791.40
  5. Step 5: Solve for x
    x = 5,418,727,791.40/83,069.46
  6. Step 6: Final answer
    x = 65,231.29

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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.