Home / 132,293.84-198,453.88-42,313.94

Finding the Fourth Proportional to 132,293.84, 198,453.88 and 42,313.94

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Solution

The fourth proportional to 132,293.84, 198,453.88 and 42,313.94 is: 63,475.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,293.84 : 198,453.88 = 42,313.94 : x
  2. Step 2: Convert to fraction form
    132,293.84/198,453.88 = 42,313.94/x
  3. Step 3: Cross multiply
    132,293.84x = 198,453.88 × 42,313.94
  4. Step 4: Simplify right side
    132,293.84x = 8,397,365,571.09
  5. Step 5: Solve for x
    x = 8,397,365,571.09/132,293.84
  6. Step 6: Final answer
    x = 63,475.11

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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.