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Finding the Fourth Proportional to 110,360, 165,557.28 and 36,505.28

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Solution

The fourth proportional to 110,360, 165,557.28 and 36,505.28 is: 54,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,360 : 165,557.28 = 36,505.28 : x
  2. Step 2: Convert to fraction form
    110,360/165,557.28 = 36,505.28/x
  3. Step 3: Cross multiply
    110,360x = 165,557.28 × 36,505.28
  4. Step 4: Simplify right side
    110,360x = 6,043,714,862.44
  5. Step 5: Solve for x
    x = 6,043,714,862.44/110,360
  6. Step 6: Final answer
    x = 54,763.64

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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.