Home / 110,832.30-166,248.45-109,082.70

Finding the Fourth Proportional to 110,832.30, 166,248.45 and 109,082.70

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Solution

The fourth proportional to 110,832.30, 166,248.45 and 109,082.70 is: 163,624.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,832.30 : 166,248.45 = 109,082.70 : x
  2. Step 2: Convert to fraction form
    110,832.30/166,248.45 = 109,082.70/x
  3. Step 3: Cross multiply
    110,832.30x = 166,248.45 × 109,082.70
  4. Step 4: Simplify right side
    110,832.30x = 18,134,829,796.82
  5. Step 5: Solve for x
    x = 18,134,829,796.82/110,832.30
  6. Step 6: Final answer
    x = 163,624.05

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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.