Home / 75,425.02-104,087.19-41,434.20

Finding the Fourth Proportional to 75,425.02, 104,087.19 and 41,434.20

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Solution

The fourth proportional to 75,425.02, 104,087.19 and 41,434.20 is: 57,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,425.02 : 104,087.19 = 41,434.20 : x
  2. Step 2: Convert to fraction form
    75,425.02/104,087.19 = 41,434.20/x
  3. Step 3: Cross multiply
    75,425.02x = 104,087.19 × 41,434.20
  4. Step 4: Simplify right side
    75,425.02x = 4,312,769,447.90
  5. Step 5: Solve for x
    x = 4,312,769,447.90/75,425.02
  6. Step 6: Final answer
    x = 57,179.56

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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.