Home / 110,357.67-165,538.07-31,471.91

Finding the Fourth Proportional to 110,357.67, 165,538.07 and 31,471.91

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Solution

The fourth proportional to 110,357.67, 165,538.07 and 31,471.91 is: 47,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,357.67 : 165,538.07 = 31,471.91 : x
  2. Step 2: Convert to fraction form
    110,357.67/165,538.07 = 31,471.91/x
  3. Step 3: Cross multiply
    110,357.67x = 165,538.07 × 31,471.91
  4. Step 4: Simplify right side
    110,357.67x = 5,209,798,255.56
  5. Step 5: Solve for x
    x = 5,209,798,255.56/110,357.67
  6. Step 6: Final answer
    x = 47,208.30

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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.