Home / 113,826.40-170,836.80-50,743.60

Finding the Fourth Proportional to 113,826.40, 170,836.80 and 50,743.60

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Solution

The fourth proportional to 113,826.40, 170,836.80 and 50,743.60 is: 76,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,826.40 : 170,836.80 = 50,743.60 : x
  2. Step 2: Convert to fraction form
    113,826.40/170,836.80 = 50,743.60/x
  3. Step 3: Cross multiply
    113,826.40x = 170,836.80 × 50,743.60
  4. Step 4: Simplify right side
    113,826.40x = 8,668,874,244.48
  5. Step 5: Solve for x
    x = 8,668,874,244.48/113,826.40
  6. Step 6: Final answer
    x = 76,158.73

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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.