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Finding the Fourth Proportional to 69,619.26, 96,124.50 and 42,797.73

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Solution

The fourth proportional to 69,619.26, 96,124.50 and 42,797.73 is: 59,091.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619.26 : 96,124.50 = 42,797.73 : x
  2. Step 2: Convert to fraction form
    69,619.26/96,124.50 = 42,797.73/x
  3. Step 3: Cross multiply
    69,619.26x = 96,124.50 × 42,797.73
  4. Step 4: Simplify right side
    69,619.26x = 4,113,910,317.57
  5. Step 5: Solve for x
    x = 4,113,910,317.57/69,619.26
  6. Step 6: Final answer
    x = 59,091.56

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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.