Home / 133,729.79-184,566.02-82,758.94

Finding the Fourth Proportional to 133,729.79, 184,566.02 and 82,758.94

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Solution

The fourth proportional to 133,729.79, 184,566.02 and 82,758.94 is: 114,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,729.79 : 184,566.02 = 82,758.94 : x
  2. Step 2: Convert to fraction form
    133,729.79/184,566.02 = 82,758.94/x
  3. Step 3: Cross multiply
    133,729.79x = 184,566.02 × 82,758.94
  4. Step 4: Simplify right side
    133,729.79x = 15,274,488,175.22
  5. Step 5: Solve for x
    x = 15,274,488,175.22/133,729.79
  6. Step 6: Final answer
    x = 114,219.04

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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.