Home / 165,644.30-248,466.45-109,657.10

Finding the Fourth Proportional to 165,644.30, 248,466.45 and 109,657.10

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Solution

The fourth proportional to 165,644.30, 248,466.45 and 109,657.10 is: 164,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,644.30 : 248,466.45 = 109,657.10 : x
  2. Step 2: Convert to fraction form
    165,644.30/248,466.45 = 109,657.10/x
  3. Step 3: Cross multiply
    165,644.30x = 248,466.45 × 109,657.10
  4. Step 4: Simplify right side
    165,644.30x = 27,246,110,354.30
  5. Step 5: Solve for x
    x = 27,246,110,354.30/165,644.30
  6. Step 6: Final answer
    x = 164,485.65

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1.5x scale

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.