Home / 113,819.40-170,826.30-50,736.60

Finding the Fourth Proportional to 113,819.40, 170,826.30 and 50,736.60

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Solution

The fourth proportional to 113,819.40, 170,826.30 and 50,736.60 is: 76,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,819.40 : 170,826.30 = 50,736.60 : x
  2. Step 2: Convert to fraction form
    113,819.40/170,826.30 = 50,736.60/x
  3. Step 3: Cross multiply
    113,819.40x = 170,826.30 × 50,736.60
  4. Step 4: Simplify right side
    113,819.40x = 8,667,145,652.58
  5. Step 5: Solve for x
    x = 8,667,145,652.58/113,819.40
  6. Step 6: Final answer
    x = 76,148.23

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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.