Home / 110,357.22-165,537.34-31,471.45

Finding the Fourth Proportional to 110,357.22, 165,537.34 and 31,471.45

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Solution

The fourth proportional to 110,357.22, 165,537.34 and 31,471.45 is: 47,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,357.22 : 165,537.34 = 31,471.45 : x
  2. Step 2: Convert to fraction form
    110,357.22/165,537.34 = 31,471.45/x
  3. Step 3: Cross multiply
    110,357.22x = 165,537.34 × 31,471.45
  4. Step 4: Simplify right side
    110,357.22x = 5,209,700,118.94
  5. Step 5: Solve for x
    x = 5,209,700,118.94/110,357.22
  6. Step 6: Final answer
    x = 47,207.61

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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.