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Finding the Fourth Proportional to 146,080.80, 218,948.40 and 109,101.60

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Solution

The fourth proportional to 146,080.80, 218,948.40 and 109,101.60 is: 163,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,080.80 : 218,948.40 = 109,101.60 : x
  2. Step 2: Convert to fraction form
    146,080.80/218,948.40 = 109,101.60/x
  3. Step 3: Cross multiply
    146,080.80x = 218,948.40 × 109,101.60
  4. Step 4: Simplify right side
    146,080.80x = 23,887,620,757.44
  5. Step 5: Solve for x
    x = 23,887,620,757.44/146,080.80
  6. Step 6: Final answer
    x = 163,523.34

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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.