Home / 133,720.20-200,634.30-58,854.60

Finding the Fourth Proportional to 133,720.20, 200,634.30 and 58,854.60

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Solution

The fourth proportional to 133,720.20, 200,634.30 and 58,854.60 is: 88,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,720.20 : 200,634.30 = 58,854.60 : x
  2. Step 2: Convert to fraction form
    133,720.20/200,634.30 = 58,854.60/x
  3. Step 3: Cross multiply
    133,720.20x = 200,634.30 × 58,854.60
  4. Step 4: Simplify right side
    133,720.20x = 11,808,251,472.78
  5. Step 5: Solve for x
    x = 11,808,251,472.78/133,720.20
  6. Step 6: Final answer
    x = 88,305.67

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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.