Home / 133,946.67-184,840.34-80,261.49

Finding the Fourth Proportional to 133,946.67, 184,840.34 and 80,261.49

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Solution

The fourth proportional to 133,946.67, 184,840.34 and 80,261.49 is: 110,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,946.67 : 184,840.34 = 80,261.49 : x
  2. Step 2: Convert to fraction form
    133,946.67/184,840.34 = 80,261.49/x
  3. Step 3: Cross multiply
    133,946.67x = 184,840.34 × 80,261.49
  4. Step 4: Simplify right side
    133,946.67x = 14,835,560,699.20
  5. Step 5: Solve for x
    x = 14,835,560,699.20/133,946.67
  6. Step 6: Final answer
    x = 110,757.22

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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.