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Finding the Fourth Proportional to 240,099.64, 360,149.45 and 82,329.46

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Solution

The fourth proportional to 240,099.64, 360,149.45 and 82,329.46 is: 123,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,099.64 : 360,149.45 = 82,329.46 : x
  2. Step 2: Convert to fraction form
    240,099.64/360,149.45 = 82,329.46/x
  3. Step 3: Cross multiply
    240,099.64x = 360,149.45 × 82,329.46
  4. Step 4: Simplify right side
    240,099.64x = 29,650,909,737.80
  5. Step 5: Solve for x
    x = 29,650,909,737.80/240,099.64
  6. Step 6: Final answer
    x = 123,494.19

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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.