Home / 199,311.93-275,040.03-113,259.41

Finding the Fourth Proportional to 199,311.93, 275,040.03 and 113,259.41

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Solution

The fourth proportional to 199,311.93, 275,040.03 and 113,259.41 is: 156,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,311.93 : 275,040.03 = 113,259.41 : x
  2. Step 2: Convert to fraction form
    199,311.93/275,040.03 = 113,259.41/x
  3. Step 3: Cross multiply
    199,311.93x = 275,040.03 × 113,259.41
  4. Step 4: Simplify right side
    199,311.93x = 31,150,870,148.98
  5. Step 5: Solve for x
    x = 31,150,870,148.98/199,311.93
  6. Step 6: Final answer
    x = 156,292.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.