Home / 133,747.78-184,574.02-80,035.06

Finding the Fourth Proportional to 133,747.78, 184,574.02 and 80,035.06

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Solution

The fourth proportional to 133,747.78, 184,574.02 and 80,035.06 is: 110,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,747.78 : 184,574.02 = 80,035.06 : x
  2. Step 2: Convert to fraction form
    133,747.78/184,574.02 = 80,035.06/x
  3. Step 3: Cross multiply
    133,747.78x = 184,574.02 × 80,035.06
  4. Step 4: Simplify right side
    133,747.78x = 14,772,392,765.14
  5. Step 5: Solve for x
    x = 14,772,392,765.14/133,747.78
  6. Step 6: Final answer
    x = 110,449.63

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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.