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Finding the Fourth Proportional to 110,383.24, 165,555.24 and 47,238.88

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Solution

The fourth proportional to 110,383.24, 165,555.24 and 47,238.88 is: 70,849.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,383.24 : 165,555.24 = 47,238.88 : x
  2. Step 2: Convert to fraction form
    110,383.24/165,555.24 = 47,238.88/x
  3. Step 3: Cross multiply
    110,383.24x = 165,555.24 × 47,238.88
  4. Step 4: Simplify right side
    110,383.24x = 7,820,644,115.73
  5. Step 5: Solve for x
    x = 7,820,644,115.73/110,383.24
  6. Step 6: Final answer
    x = 70,849.92

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1.5x scale

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.