Home / 173,622.20-260,447.70-55,290.20

Finding the Fourth Proportional to 173,622.20, 260,447.70 and 55,290.20

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Solution

The fourth proportional to 173,622.20, 260,447.70 and 55,290.20 is: 82,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,622.20 : 260,447.70 = 55,290.20 : x
  2. Step 2: Convert to fraction form
    173,622.20/260,447.70 = 55,290.20/x
  3. Step 3: Cross multiply
    173,622.20x = 260,447.70 × 55,290.20
  4. Step 4: Simplify right side
    173,622.20x = 14,400,205,422.54
  5. Step 5: Solve for x
    x = 14,400,205,422.54/173,622.20
  6. Step 6: Final answer
    x = 82,939.89

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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.