Home / 133,439.85-200,137.46-58,539.92

Finding the Fourth Proportional to 133,439.85, 200,137.46 and 58,539.92

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Solution

The fourth proportional to 133,439.85, 200,137.46 and 58,539.92 is: 87,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,439.85 : 200,137.46 = 58,539.92 : x
  2. Step 2: Convert to fraction form
    133,439.85/200,137.46 = 58,539.92/x
  3. Step 3: Cross multiply
    133,439.85x = 200,137.46 × 58,539.92
  4. Step 4: Simplify right side
    133,439.85x = 11,716,029,604.02
  5. Step 5: Solve for x
    x = 11,716,029,604.02/133,439.85
  6. Step 6: Final answer
    x = 87,800.08

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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.