Home / 147,003.36-220,506.27-47,163.72

Finding the Fourth Proportional to 147,003.36, 220,506.27 and 47,163.72

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Solution

The fourth proportional to 147,003.36, 220,506.27 and 47,163.72 is: 70,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,003.36 : 220,506.27 = 47,163.72 : x
  2. Step 2: Convert to fraction form
    147,003.36/220,506.27 = 47,163.72/x
  3. Step 3: Cross multiply
    147,003.36x = 220,506.27 × 47,163.72
  4. Step 4: Simplify right side
    147,003.36x = 10,399,895,976.52
  5. Step 5: Solve for x
    x = 10,399,895,976.52/147,003.36
  6. Step 6: Final answer
    x = 70,745.97

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1.5x scale

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.