Home / 133,839.42-184,915.35-113,906.94

Finding the Fourth Proportional to 133,839.42, 184,915.35 and 113,906.94

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Solution

The fourth proportional to 133,839.42, 184,915.35 and 113,906.94 is: 157,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,839.42 : 184,915.35 = 113,906.94 : x
  2. Step 2: Convert to fraction form
    133,839.42/184,915.35 = 113,906.94/x
  3. Step 3: Cross multiply
    133,839.42x = 184,915.35 × 113,906.94
  4. Step 4: Simplify right side
    133,839.42x = 21,063,141,677.53
  5. Step 5: Solve for x
    x = 21,063,141,677.53/133,839.42
  6. Step 6: Final answer
    x = 157,376.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.