Home / 133,922.04-184,742.64-79,442.52

Finding the Fourth Proportional to 133,922.04, 184,742.64 and 79,442.52

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Solution

The fourth proportional to 133,922.04, 184,742.64 and 79,442.52 is: 109,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,922.04 : 184,742.64 = 79,442.52 : x
  2. Step 2: Convert to fraction form
    133,922.04/184,742.64 = 79,442.52/x
  3. Step 3: Cross multiply
    133,922.04x = 184,742.64 × 79,442.52
  4. Step 4: Simplify right side
    133,922.04x = 14,676,420,873.05
  5. Step 5: Solve for x
    x = 14,676,420,873.05/133,922.04
  6. Step 6: Final answer
    x = 109,589.29

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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.