Home / 194,827.20-268,865.10-109,927.86

Finding the Fourth Proportional to 194,827.20, 268,865.10 and 109,927.86

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Solution

The fourth proportional to 194,827.20, 268,865.10 and 109,927.86 is: 151,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,827.20 : 268,865.10 = 109,927.86 : x
  2. Step 2: Convert to fraction form
    194,827.20/268,865.10 = 109,927.86/x
  3. Step 3: Cross multiply
    194,827.20x = 268,865.10 × 109,927.86
  4. Step 4: Simplify right side
    194,827.20x = 29,555,765,071.69
  5. Step 5: Solve for x
    x = 29,555,765,071.69/194,827.20
  6. Step 6: Final answer
    x = 151,702.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.