Home / 133,683.84-184,466.19-79,949.25

Finding the Fourth Proportional to 133,683.84, 184,466.19 and 79,949.25

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Solution

The fourth proportional to 133,683.84, 184,466.19 and 79,949.25 is: 110,319.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,683.84 : 184,466.19 = 79,949.25 : x
  2. Step 2: Convert to fraction form
    133,683.84/184,466.19 = 79,949.25/x
  3. Step 3: Cross multiply
    133,683.84x = 184,466.19 × 79,949.25
  4. Step 4: Simplify right side
    133,683.84x = 14,747,933,540.86
  5. Step 5: Solve for x
    x = 14,747,933,540.86/133,683.84
  6. Step 6: Final answer
    x = 110,319.49

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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.