Home / 110,105.30-165,125.54-31,226.42

Finding the Fourth Proportional to 110,105.30, 165,125.54 and 31,226.42

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Solution

The fourth proportional to 110,105.30, 165,125.54 and 31,226.42 is: 46,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,105.30 : 165,125.54 = 31,226.42 : x
  2. Step 2: Convert to fraction form
    110,105.30/165,125.54 = 31,226.42/x
  3. Step 3: Cross multiply
    110,105.30x = 165,125.54 × 31,226.42
  4. Step 4: Simplify right side
    110,105.30x = 5,156,279,464.77
  5. Step 5: Solve for x
    x = 5,156,279,464.77/110,105.30
  6. Step 6: Final answer
    x = 46,830.44

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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.