Home / 133,739.66-184,562.80-80,026.94

Finding the Fourth Proportional to 133,739.66, 184,562.80 and 80,026.94

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Solution

The fourth proportional to 133,739.66, 184,562.80 and 80,026.94 is: 110,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,739.66 : 184,562.80 = 80,026.94 : x
  2. Step 2: Convert to fraction form
    133,739.66/184,562.80 = 80,026.94/x
  3. Step 3: Cross multiply
    133,739.66x = 184,562.80 × 80,026.94
  4. Step 4: Simplify right side
    133,739.66x = 14,769,996,121.83
  5. Step 5: Solve for x
    x = 14,769,996,121.83/133,739.66
  6. Step 6: Final answer
    x = 110,438.42

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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.