Home / 110,311.67-165,440.17-31,426.58

Finding the Fourth Proportional to 110,311.67, 165,440.17 and 31,426.58

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Solution

The fourth proportional to 110,311.67, 165,440.17 and 31,426.58 is: 47,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,311.67 : 165,440.17 = 31,426.58 : x
  2. Step 2: Convert to fraction form
    110,311.67/165,440.17 = 31,426.58/x
  3. Step 3: Cross multiply
    110,311.67x = 165,440.17 × 31,426.58
  4. Step 4: Simplify right side
    110,311.67x = 5,199,219,190.60
  5. Step 5: Solve for x
    x = 5,199,219,190.60/110,311.67
  6. Step 6: Final answer
    x = 47,132.09

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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.