Home / 109,560.82-164,342.40-34,679.56

Finding the Fourth Proportional to 109,560.82, 164,342.40 and 34,679.56

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Solution

The fourth proportional to 109,560.82, 164,342.40 and 34,679.56 is: 52,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,560.82 : 164,342.40 = 34,679.56 : x
  2. Step 2: Convert to fraction form
    109,560.82/164,342.40 = 34,679.56/x
  3. Step 3: Cross multiply
    109,560.82x = 164,342.40 × 34,679.56
  4. Step 4: Simplify right side
    109,560.82x = 5,699,322,121.34
  5. Step 5: Solve for x
    x = 5,699,322,121.34/109,560.82
  6. Step 6: Final answer
    x = 52,019.71

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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.