Home / 69,280.25-95,476.10-50,127.60

Finding the Fourth Proportional to 69,280.25, 95,476.10 and 50,127.60

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Solution

The fourth proportional to 69,280.25, 95,476.10 and 50,127.60 is: 69,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,280.25 : 95,476.10 = 50,127.60 : x
  2. Step 2: Convert to fraction form
    69,280.25/95,476.10 = 50,127.60/x
  3. Step 3: Cross multiply
    69,280.25x = 95,476.10 × 50,127.60
  4. Step 4: Simplify right side
    69,280.25x = 4,785,987,679.88
  5. Step 5: Solve for x
    x = 4,785,987,679.88/69,280.25
  6. Step 6: Final answer
    x = 69,081.56

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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.