Home / 133,742.18-200,540.82-58,774.55

Finding the Fourth Proportional to 133,742.18, 200,540.82 and 58,774.55

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Solution

The fourth proportional to 133,742.18, 200,540.82 and 58,774.55 is: 88,129.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,742.18 : 200,540.82 = 58,774.55 : x
  2. Step 2: Convert to fraction form
    133,742.18/200,540.82 = 58,774.55/x
  3. Step 3: Cross multiply
    133,742.18x = 200,540.82 × 58,774.55
  4. Step 4: Simplify right side
    133,742.18x = 11,786,696,953.48
  5. Step 5: Solve for x
    x = 11,786,696,953.48/133,742.18
  6. Step 6: Final answer
    x = 88,129.99

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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.