Home / 109,685.88-164,615.37-56,375.73

Finding the Fourth Proportional to 109,685.88, 164,615.37 and 56,375.73

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Solution

The fourth proportional to 109,685.88, 164,615.37 and 56,375.73 is: 84,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,685.88 : 164,615.37 = 56,375.73 : x
  2. Step 2: Convert to fraction form
    109,685.88/164,615.37 = 56,375.73/x
  3. Step 3: Cross multiply
    109,685.88x = 164,615.37 × 56,375.73
  4. Step 4: Simplify right side
    109,685.88x = 9,280,311,652.97
  5. Step 5: Solve for x
    x = 9,280,311,652.97/109,685.88
  6. Step 6: Final answer
    x = 84,608.08

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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.