Home / 135,774.90-203,580.54-60,881.49

Finding the Fourth Proportional to 135,774.90, 203,580.54 and 60,881.49

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Solution

The fourth proportional to 135,774.90, 203,580.54 and 60,881.49 is: 91,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,774.90 : 203,580.54 = 60,881.49 : x
  2. Step 2: Convert to fraction form
    135,774.90/203,580.54 = 60,881.49/x
  3. Step 3: Cross multiply
    135,774.90x = 203,580.54 × 60,881.49
  4. Step 4: Simplify right side
    135,774.90x = 12,394,286,610.20
  5. Step 5: Solve for x
    x = 12,394,286,610.20/135,774.90
  6. Step 6: Final answer
    x = 91,285.55

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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.