Home / 165,732.20-248,598.30-102,746.60

Finding the Fourth Proportional to 165,732.20, 248,598.30 and 102,746.60

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Solution

The fourth proportional to 165,732.20, 248,598.30 and 102,746.60 is: 154,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,732.20 : 248,598.30 = 102,746.60 : x
  2. Step 2: Convert to fraction form
    165,732.20/248,598.30 = 102,746.60/x
  3. Step 3: Cross multiply
    165,732.20x = 248,598.30 × 102,746.60
  4. Step 4: Simplify right side
    165,732.20x = 25,542,630,090.78
  5. Step 5: Solve for x
    x = 25,542,630,090.78/165,732.20
  6. Step 6: Final answer
    x = 154,119.90

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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.