Home / 133,517.28-184,241.34-79,791.60

Finding the Fourth Proportional to 133,517.28, 184,241.34 and 79,791.60

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Solution

The fourth proportional to 133,517.28, 184,241.34 and 79,791.60 is: 110,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,517.28 : 184,241.34 = 79,791.60 : x
  2. Step 2: Convert to fraction form
    133,517.28/184,241.34 = 79,791.60/x
  3. Step 3: Cross multiply
    133,517.28x = 184,241.34 × 79,791.60
  4. Step 4: Simplify right side
    133,517.28x = 14,700,911,304.74
  5. Step 5: Solve for x
    x = 14,700,911,304.74/133,517.28
  6. Step 6: Final answer
    x = 110,104.93

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1.5x scale

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.