Home / 75,758.54-113,654.48-23,172.12

Finding the Fourth Proportional to 75,758.54, 113,654.48 and 23,172.12

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Solution

The fourth proportional to 75,758.54, 113,654.48 and 23,172.12 is: 34,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,758.54 : 113,654.48 = 23,172.12 : x
  2. Step 2: Convert to fraction form
    75,758.54/113,654.48 = 23,172.12/x
  3. Step 3: Cross multiply
    75,758.54x = 113,654.48 × 23,172.12
  4. Step 4: Simplify right side
    75,758.54x = 2,633,615,133.24
  5. Step 5: Solve for x
    x = 2,633,615,133.24/75,758.54
  6. Step 6: Final answer
    x = 34,763.28

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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.