Home / 113,501.28-170,263.44-43,439.52

Finding the Fourth Proportional to 113,501.28, 170,263.44 and 43,439.52

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Solution

The fourth proportional to 113,501.28, 170,263.44 and 43,439.52 is: 65,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,501.28 : 170,263.44 = 43,439.52 : x
  2. Step 2: Convert to fraction form
    113,501.28/170,263.44 = 43,439.52/x
  3. Step 3: Cross multiply
    113,501.28x = 170,263.44 × 43,439.52
  4. Step 4: Simplify right side
    113,501.28x = 7,396,162,107.15
  5. Step 5: Solve for x
    x = 7,396,162,107.15/113,501.28
  6. Step 6: Final answer
    x = 65,163.69

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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.