Home / 133,845.90-184,707.33-77,257.27

Finding the Fourth Proportional to 133,845.90, 184,707.33 and 77,257.27

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Solution

The fourth proportional to 133,845.90, 184,707.33 and 77,257.27 is: 106,615.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,845.90 : 184,707.33 = 77,257.27 : x
  2. Step 2: Convert to fraction form
    133,845.90/184,707.33 = 77,257.27/x
  3. Step 3: Cross multiply
    133,845.90x = 184,707.33 × 77,257.27
  4. Step 4: Simplify right side
    133,845.90x = 14,269,984,005.96
  5. Step 5: Solve for x
    x = 14,269,984,005.96/133,845.90
  6. Step 6: Final answer
    x = 106,615.03

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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.