Home / 110,965.80-166,426.98-92,365.36

Finding the Fourth Proportional to 110,965.80, 166,426.98 and 92,365.36

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Solution

The fourth proportional to 110,965.80, 166,426.98 and 92,365.36 is: 138,529.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,965.80 : 166,426.98 = 92,365.36 : x
  2. Step 2: Convert to fraction form
    110,965.80/166,426.98 = 92,365.36/x
  3. Step 3: Cross multiply
    110,965.80x = 166,426.98 × 92,365.36
  4. Step 4: Simplify right side
    110,965.80x = 15,372,087,921.41
  5. Step 5: Solve for x
    x = 15,372,087,921.41/110,965.80
  6. Step 6: Final answer
    x = 138,529.96

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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.