Home / 154,072.94-231,107.55-48,892.82

Finding the Fourth Proportional to 154,072.94, 231,107.55 and 48,892.82

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Solution

The fourth proportional to 154,072.94, 231,107.55 and 48,892.82 is: 73,338.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,072.94 : 231,107.55 = 48,892.82 : x
  2. Step 2: Convert to fraction form
    154,072.94/231,107.55 = 48,892.82/x
  3. Step 3: Cross multiply
    154,072.94x = 231,107.55 × 48,892.82
  4. Step 4: Simplify right side
    154,072.94x = 11,299,499,842.79
  5. Step 5: Solve for x
    x = 11,299,499,842.79/154,072.94
  6. Step 6: Final answer
    x = 73,338.64

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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.