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Finding the Fourth Proportional to 110,180.79, 165,267.36 and 31,294.80

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Solution

The fourth proportional to 110,180.79, 165,267.36 and 31,294.80 is: 46,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,180.79 : 165,267.36 = 31,294.80 : x
  2. Step 2: Convert to fraction form
    110,180.79/165,267.36 = 31,294.80/x
  3. Step 3: Cross multiply
    110,180.79x = 165,267.36 × 31,294.80
  4. Step 4: Simplify right side
    110,180.79x = 5,172,008,977.73
  5. Step 5: Solve for x
    x = 5,172,008,977.73/110,180.79
  6. Step 6: Final answer
    x = 46,941.11

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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.