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Finding the Fourth Proportional to 240,150.88, 360,185.46 and 80,208.68

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Solution

The fourth proportional to 240,150.88, 360,185.46 and 80,208.68 is: 120,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,150.88 : 360,185.46 = 80,208.68 : x
  2. Step 2: Convert to fraction form
    240,150.88/360,185.46 = 80,208.68/x
  3. Step 3: Cross multiply
    240,150.88x = 360,185.46 × 80,208.68
  4. Step 4: Simplify right side
    240,150.88x = 28,890,000,301.79
  5. Step 5: Solve for x
    x = 28,890,000,301.79/240,150.88
  6. Step 6: Final answer
    x = 120,299.37

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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.