Home / 110,612.20-165,942.60-35,719.60

Finding the Fourth Proportional to 110,612.20, 165,942.60 and 35,719.60

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Solution

The fourth proportional to 110,612.20, 165,942.60 and 35,719.60 is: 53,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,612.20 : 165,942.60 = 35,719.60 : x
  2. Step 2: Convert to fraction form
    110,612.20/165,942.60 = 35,719.60/x
  3. Step 3: Cross multiply
    110,612.20x = 165,942.60 × 35,719.60
  4. Step 4: Simplify right side
    110,612.20x = 5,927,403,294.96
  5. Step 5: Solve for x
    x = 5,927,403,294.96/110,612.20
  6. Step 6: Final answer
    x = 53,587.25

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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.