Home / 252,935.37-379,462.66-82,156.32

Finding the Fourth Proportional to 252,935.37, 379,462.66 and 82,156.32

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Solution

The fourth proportional to 252,935.37, 379,462.66 and 82,156.32 is: 123,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,935.37 : 379,462.66 = 82,156.32 : x
  2. Step 2: Convert to fraction form
    252,935.37/379,462.66 = 82,156.32/x
  3. Step 3: Cross multiply
    252,935.37x = 379,462.66 × 82,156.32
  4. Step 4: Simplify right side
    252,935.37x = 31,175,255,517.62
  5. Step 5: Solve for x
    x = 31,175,255,517.62/252,935.37
  6. Step 6: Final answer
    x = 123,253.84

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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.