Home / 69,449.02-95,855.38-39,251.86

Finding the Fourth Proportional to 69,449.02, 95,855.38 and 39,251.86

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Solution

The fourth proportional to 69,449.02, 95,855.38 and 39,251.86 is: 54,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,449.02 : 95,855.38 = 39,251.86 : x
  2. Step 2: Convert to fraction form
    69,449.02/95,855.38 = 39,251.86/x
  3. Step 3: Cross multiply
    69,449.02x = 95,855.38 × 39,251.86
  4. Step 4: Simplify right side
    69,449.02x = 3,762,501,956.01
  5. Step 5: Solve for x
    x = 3,762,501,956.01/69,449.02
  6. Step 6: Final answer
    x = 54,176.46

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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.