Home / 110,290.32-165,426.84-40,185.36

Finding the Fourth Proportional to 110,290.32, 165,426.84 and 40,185.36

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Solution

The fourth proportional to 110,290.32, 165,426.84 and 40,185.36 is: 60,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,290.32 : 165,426.84 = 40,185.36 : x
  2. Step 2: Convert to fraction form
    110,290.32/165,426.84 = 40,185.36/x
  3. Step 3: Cross multiply
    110,290.32x = 165,426.84 × 40,185.36
  4. Step 4: Simplify right side
    110,290.32x = 6,647,737,119.06
  5. Step 5: Solve for x
    x = 6,647,737,119.06/110,290.32
  6. Step 6: Final answer
    x = 60,274.89

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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.