Home / 113,440.44-170,147.64-30,340.92

Finding the Fourth Proportional to 113,440.44, 170,147.64 and 30,340.92

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Solution

The fourth proportional to 113,440.44, 170,147.64 and 30,340.92 is: 45,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,440.44 : 170,147.64 = 30,340.92 : x
  2. Step 2: Convert to fraction form
    113,440.44/170,147.64 = 30,340.92/x
  3. Step 3: Cross multiply
    113,440.44x = 170,147.64 × 30,340.92
  4. Step 4: Simplify right side
    113,440.44x = 5,162,435,933.43
  5. Step 5: Solve for x
    x = 5,162,435,933.43/113,440.44
  6. Step 6: Final answer
    x = 45,507.90

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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.