Home / 133,933.21-184,775.22-76,541.74

Finding the Fourth Proportional to 133,933.21, 184,775.22 and 76,541.74

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Solution

The fourth proportional to 133,933.21, 184,775.22 and 76,541.74 is: 105,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,933.21 : 184,775.22 = 76,541.74 : x
  2. Step 2: Convert to fraction form
    133,933.21/184,775.22 = 76,541.74/x
  3. Step 3: Cross multiply
    133,933.21x = 184,775.22 × 76,541.74
  4. Step 4: Simplify right side
    133,933.21x = 14,143,016,847.68
  5. Step 5: Solve for x
    x = 14,143,016,847.68/133,933.21
  6. Step 6: Final answer
    x = 105,597.54

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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.