Home / 69,352.32-95,711.26-39,140.28

Finding the Fourth Proportional to 69,352.32, 95,711.26 and 39,140.28

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Solution

The fourth proportional to 69,352.32, 95,711.26 and 39,140.28 is: 54,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.32 : 95,711.26 = 39,140.28 : x
  2. Step 2: Convert to fraction form
    69,352.32/95,711.26 = 39,140.28/x
  3. Step 3: Cross multiply
    69,352.32x = 95,711.26 × 39,140.28
  4. Step 4: Simplify right side
    69,352.32x = 3,746,165,417.70
  5. Step 5: Solve for x
    x = 3,746,165,417.70/69,352.32
  6. Step 6: Final answer
    x = 54,016.44

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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.