Home / 75,218.28-103,799.46-41,683.56

Finding the Fourth Proportional to 75,218.28, 103,799.46 and 41,683.56

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Solution

The fourth proportional to 75,218.28, 103,799.46 and 41,683.56 is: 57,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,218.28 : 103,799.46 = 41,683.56 : x
  2. Step 2: Convert to fraction form
    75,218.28/103,799.46 = 41,683.56/x
  3. Step 3: Cross multiply
    75,218.28x = 103,799.46 × 41,683.56
  4. Step 4: Simplify right side
    75,218.28x = 4,326,731,018.88
  5. Step 5: Solve for x
    x = 4,326,731,018.88/75,218.28
  6. Step 6: Final answer
    x = 57,522.33

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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.