Home / 133,617.75-184,387.10-79,932.44

Finding the Fourth Proportional to 133,617.75, 184,387.10 and 79,932.44

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Solution

The fourth proportional to 133,617.75, 184,387.10 and 79,932.44 is: 110,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,617.75 : 184,387.10 = 79,932.44 : x
  2. Step 2: Convert to fraction form
    133,617.75/184,387.10 = 79,932.44/x
  3. Step 3: Cross multiply
    133,617.75x = 184,387.10 × 79,932.44
  4. Step 4: Simplify right side
    133,617.75x = 14,738,509,485.93
  5. Step 5: Solve for x
    x = 14,738,509,485.93/133,617.75
  6. Step 6: Final answer
    x = 110,303.53

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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.