Home / 133,932.21-184,773.84-76,540.74

Finding the Fourth Proportional to 133,932.21, 184,773.84 and 76,540.74

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Solution

The fourth proportional to 133,932.21, 184,773.84 and 76,540.74 is: 105,596.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,932.21 : 184,773.84 = 76,540.74 : x
  2. Step 2: Convert to fraction form
    133,932.21/184,773.84 = 76,540.74/x
  3. Step 3: Cross multiply
    133,932.21x = 184,773.84 × 76,540.74
  4. Step 4: Simplify right side
    133,932.21x = 14,142,726,446.24
  5. Step 5: Solve for x
    x = 14,142,726,446.24/133,932.21
  6. Step 6: Final answer
    x = 105,596.16

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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.