Home / 110,351.09-165,528.17-31,465.31

Finding the Fourth Proportional to 110,351.09, 165,528.17 and 31,465.31

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Solution

The fourth proportional to 110,351.09, 165,528.17 and 31,465.31 is: 47,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,351.09 : 165,528.17 = 31,465.31 : x
  2. Step 2: Convert to fraction form
    110,351.09/165,528.17 = 31,465.31/x
  3. Step 3: Cross multiply
    110,351.09x = 165,528.17 × 31,465.31
  4. Step 4: Simplify right side
    110,351.09x = 5,208,394,197.82
  5. Step 5: Solve for x
    x = 5,208,394,197.82/110,351.09
  6. Step 6: Final answer
    x = 47,198.40

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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.