Home / 74,268.28-111,418.62-29,896.48

Finding the Fourth Proportional to 74,268.28, 111,418.62 and 29,896.48

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Solution

The fourth proportional to 74,268.28, 111,418.62 and 29,896.48 is: 44,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,268.28 : 111,418.62 = 29,896.48 : x
  2. Step 2: Convert to fraction form
    74,268.28/111,418.62 = 29,896.48/x
  3. Step 3: Cross multiply
    74,268.28x = 111,418.62 × 29,896.48
  4. Step 4: Simplify right side
    74,268.28x = 3,331,024,544.46
  5. Step 5: Solve for x
    x = 3,331,024,544.46/74,268.28
  6. Step 6: Final answer
    x = 44,851.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.