Home / 133,542.96-200,176.01-83,508.22

Finding the Fourth Proportional to 133,542.96, 200,176.01 and 83,508.22

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Solution

The fourth proportional to 133,542.96, 200,176.01 and 83,508.22 is: 125,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,542.96 : 200,176.01 = 83,508.22 : x
  2. Step 2: Convert to fraction form
    133,542.96/200,176.01 = 83,508.22/x
  3. Step 3: Cross multiply
    133,542.96x = 200,176.01 × 83,508.22
  4. Step 4: Simplify right side
    133,542.96x = 16,716,342,281.80
  5. Step 5: Solve for x
    x = 16,716,342,281.80/133,542.96
  6. Step 6: Final answer
    x = 125,175.77

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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.