Home / 133,217.10-200,044.35-89,039.70

Finding the Fourth Proportional to 133,217.10, 200,044.35 and 89,039.70

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Solution

The fourth proportional to 133,217.10, 200,044.35 and 89,039.70 is: 133,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,217.10 : 200,044.35 = 89,039.70 : x
  2. Step 2: Convert to fraction form
    133,217.10/200,044.35 = 89,039.70/x
  3. Step 3: Cross multiply
    133,217.10x = 200,044.35 × 89,039.70
  4. Step 4: Simplify right side
    133,217.10x = 17,811,888,910.70
  5. Step 5: Solve for x
    x = 17,811,888,910.70/133,217.10
  6. Step 6: Final answer
    x = 133,705.72

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1.5x scale

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.