Home / 69,147.02-95,424.68-38,933.46

Finding the Fourth Proportional to 69,147.02, 95,424.68 and 38,933.46

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Solution

The fourth proportional to 69,147.02, 95,424.68 and 38,933.46 is: 53,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,147.02 : 95,424.68 = 38,933.46 : x
  2. Step 2: Convert to fraction form
    69,147.02/95,424.68 = 38,933.46/x
  3. Step 3: Cross multiply
    69,147.02x = 95,424.68 × 38,933.46
  4. Step 4: Simplify right side
    69,147.02x = 3,715,213,059.13
  5. Step 5: Solve for x
    x = 3,715,213,059.13/69,147.02
  6. Step 6: Final answer
    x = 53,729.18

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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.