Home / 69,355.38-95,763.69-57,487.26

Finding the Fourth Proportional to 69,355.38, 95,763.69 and 57,487.26

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Solution

The fourth proportional to 69,355.38, 95,763.69 and 57,487.26 is: 79,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,355.38 : 95,763.69 = 57,487.26 : x
  2. Step 2: Convert to fraction form
    69,355.38/95,763.69 = 57,487.26/x
  3. Step 3: Cross multiply
    69,355.38x = 95,763.69 × 57,487.26
  4. Step 4: Simplify right side
    69,355.38x = 5,505,192,145.59
  5. Step 5: Solve for x
    x = 5,505,192,145.59/69,355.38
  6. Step 6: Final answer
    x = 79,376.57

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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.