Home / 133,743.18-200,542.32-58,775.55

Finding the Fourth Proportional to 133,743.18, 200,542.32 and 58,775.55

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Solution

The fourth proportional to 133,743.18, 200,542.32 and 58,775.55 is: 88,131.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,743.18 : 200,542.32 = 58,775.55 : x
  2. Step 2: Convert to fraction form
    133,743.18/200,542.32 = 58,775.55/x
  3. Step 3: Cross multiply
    133,743.18x = 200,542.32 × 58,775.55
  4. Step 4: Simplify right side
    133,743.18x = 11,786,985,156.28
  5. Step 5: Solve for x
    x = 11,786,985,156.28/133,743.18
  6. Step 6: Final answer
    x = 88,131.49

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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.