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Finding the Fourth Proportional to 75,521.63, 113,282.44 and 35,958.80

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Solution

The fourth proportional to 75,521.63, 113,282.44 and 35,958.80 is: 53,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,521.63 : 113,282.44 = 35,958.80 : x
  2. Step 2: Convert to fraction form
    75,521.63/113,282.44 = 35,958.80/x
  3. Step 3: Cross multiply
    75,521.63x = 113,282.44 × 35,958.80
  4. Step 4: Simplify right side
    75,521.63x = 4,073,500,268.30
  5. Step 5: Solve for x
    x = 4,073,500,268.30/75,521.63
  6. Step 6: Final answer
    x = 53,938.19

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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.