Home / 110,965.30-166,426.23-92,364.86

Finding the Fourth Proportional to 110,965.30, 166,426.23 and 92,364.86

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Solution

The fourth proportional to 110,965.30, 166,426.23 and 92,364.86 is: 138,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,965.30 : 166,426.23 = 92,364.86 : x
  2. Step 2: Convert to fraction form
    110,965.30/166,426.23 = 92,364.86/x
  3. Step 3: Cross multiply
    110,965.30x = 166,426.23 × 92,364.86
  4. Step 4: Simplify right side
    110,965.30x = 15,371,935,434.28
  5. Step 5: Solve for x
    x = 15,371,935,434.28/110,965.30
  6. Step 6: Final answer
    x = 138,529.21

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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.