Home / 133,625.15-200,049.87-103,953.03

Finding the Fourth Proportional to 133,625.15, 200,049.87 and 103,953.03

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Solution

The fourth proportional to 133,625.15, 200,049.87 and 103,953.03 is: 155,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,625.15 : 200,049.87 = 103,953.03 : x
  2. Step 2: Convert to fraction form
    133,625.15/200,049.87 = 103,953.03/x
  3. Step 3: Cross multiply
    133,625.15x = 200,049.87 × 103,953.03
  4. Step 4: Simplify right side
    133,625.15x = 20,795,790,137.61
  5. Step 5: Solve for x
    x = 20,795,790,137.61/133,625.15
  6. Step 6: Final answer
    x = 155,627.82

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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.