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Finding the Fourth Proportional to 265,361.42, 366,195.14 and 150,639.06

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Solution

The fourth proportional to 265,361.42, 366,195.14 and 150,639.06 is: 207,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,361.42 : 366,195.14 = 150,639.06 : x
  2. Step 2: Convert to fraction form
    265,361.42/366,195.14 = 150,639.06/x
  3. Step 3: Cross multiply
    265,361.42x = 366,195.14 × 150,639.06
  4. Step 4: Simplify right side
    265,361.42x = 55,163,290,912.97
  5. Step 5: Solve for x
    x = 55,163,290,912.97/265,361.42
  6. Step 6: Final answer
    x = 207,879.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.