Home / 110,418.85-165,630.99-40,298.15

Finding the Fourth Proportional to 110,418.85, 165,630.99 and 40,298.15

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Solution

The fourth proportional to 110,418.85, 165,630.99 and 40,298.15 is: 60,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,418.85 : 165,630.99 = 40,298.15 : x
  2. Step 2: Convert to fraction form
    110,418.85/165,630.99 = 40,298.15/x
  3. Step 3: Cross multiply
    110,418.85x = 165,630.99 × 40,298.15
  4. Step 4: Simplify right side
    110,418.85x = 6,674,622,278.18
  5. Step 5: Solve for x
    x = 6,674,622,278.18/110,418.85
  6. Step 6: Final answer
    x = 60,448.21

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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.