Home / 109,847.20-164,761.20-35,975.20

Finding the Fourth Proportional to 109,847.20, 164,761.20 and 35,975.20

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Solution

The fourth proportional to 109,847.20, 164,761.20 and 35,975.20 is: 53,959.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,847.20 : 164,761.20 = 35,975.20 : x
  2. Step 2: Convert to fraction form
    109,847.20/164,761.20 = 35,975.20/x
  3. Step 3: Cross multiply
    109,847.20x = 164,761.20 × 35,975.20
  4. Step 4: Simplify right side
    109,847.20x = 5,927,317,122.24
  5. Step 5: Solve for x
    x = 5,927,317,122.24/109,847.20
  6. Step 6: Final answer
    x = 53,959.66

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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.