Home / 110,376.47-165,589.31-40,255.79

Finding the Fourth Proportional to 110,376.47, 165,589.31 and 40,255.79

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Solution

The fourth proportional to 110,376.47, 165,589.31 and 40,255.79 is: 60,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,376.47 : 165,589.31 = 40,255.79 : x
  2. Step 2: Convert to fraction form
    110,376.47/165,589.31 = 40,255.79/x
  3. Step 3: Cross multiply
    110,376.47x = 165,589.31 × 40,255.79
  4. Step 4: Simplify right side
    110,376.47x = 6,665,927,762.30
  5. Step 5: Solve for x
    x = 6,665,927,762.30/110,376.47
  6. Step 6: Final answer
    x = 60,392.65

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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.