Home / 75,956.58-113,900.24-31,556.84

Finding the Fourth Proportional to 75,956.58, 113,900.24 and 31,556.84

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Solution

The fourth proportional to 75,956.58, 113,900.24 and 31,556.84 is: 47,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,956.58 : 113,900.24 = 31,556.84 : x
  2. Step 2: Convert to fraction form
    75,956.58/113,900.24 = 31,556.84/x
  3. Step 3: Cross multiply
    75,956.58x = 113,900.24 × 31,556.84
  4. Step 4: Simplify right side
    75,956.58x = 3,594,331,159.03
  5. Step 5: Solve for x
    x = 3,594,331,159.03/75,956.58
  6. Step 6: Final answer
    x = 47,320.87

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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.