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Finding the Fourth Proportional to 240,131.60, 359,851.80 and 106,902.80

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Solution

The fourth proportional to 240,131.60, 359,851.80 and 106,902.80 is: 160,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,131.60 : 359,851.80 = 106,902.80 : x
  2. Step 2: Convert to fraction form
    240,131.60/359,851.80 = 106,902.80/x
  3. Step 3: Cross multiply
    240,131.60x = 359,851.80 × 106,902.80
  4. Step 4: Simplify right side
    240,131.60x = 38,469,165,005.04
  5. Step 5: Solve for x
    x = 38,469,165,005.04/240,131.60
  6. Step 6: Final answer
    x = 160,200.34

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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.