Home / 110,729.35-166,088.22-31,840.48

Finding the Fourth Proportional to 110,729.35, 166,088.22 and 31,840.48

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Solution

The fourth proportional to 110,729.35, 166,088.22 and 31,840.48 is: 47,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,729.35 : 166,088.22 = 31,840.48 : x
  2. Step 2: Convert to fraction form
    110,729.35/166,088.22 = 31,840.48/x
  3. Step 3: Cross multiply
    110,729.35x = 166,088.22 × 31,840.48
  4. Step 4: Simplify right side
    110,729.35x = 5,288,328,647.15
  5. Step 5: Solve for x
    x = 5,288,328,647.15/110,729.35
  6. Step 6: Final answer
    x = 47,759.05

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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.