Home / 110,827.30-166,240.95-109,077.70

Finding the Fourth Proportional to 110,827.30, 166,240.95 and 109,077.70

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Solution

The fourth proportional to 110,827.30, 166,240.95 and 109,077.70 is: 163,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,827.30 : 166,240.95 = 109,077.70 : x
  2. Step 2: Convert to fraction form
    110,827.30/166,240.95 = 109,077.70/x
  3. Step 3: Cross multiply
    110,827.30x = 166,240.95 × 109,077.70
  4. Step 4: Simplify right side
    110,827.30x = 18,133,180,471.82
  5. Step 5: Solve for x
    x = 18,133,180,471.82/110,827.30
  6. Step 6: Final answer
    x = 163,616.55

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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.