Home / 319,787.56-479,597.76-95,087.44

Finding the Fourth Proportional to 319,787.56, 479,597.76 and 95,087.44

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Solution

The fourth proportional to 319,787.56, 479,597.76 and 95,087.44 is: 142,606.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,787.56 : 479,597.76 = 95,087.44 : x
  2. Step 2: Convert to fraction form
    319,787.56/479,597.76 = 95,087.44/x
  3. Step 3: Cross multiply
    319,787.56x = 479,597.76 × 95,087.44
  4. Step 4: Simplify right side
    319,787.56x = 45,603,723,228.13
  5. Step 5: Solve for x
    x = 45,603,723,228.13/319,787.56
  6. Step 6: Final answer
    x = 142,606.31

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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.