Home / 133,869.38-184,742.17-73,443.11

Finding the Fourth Proportional to 133,869.38, 184,742.17 and 73,443.11

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Solution

The fourth proportional to 133,869.38, 184,742.17 and 73,443.11 is: 101,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,869.38 : 184,742.17 = 73,443.11 : x
  2. Step 2: Convert to fraction form
    133,869.38/184,742.17 = 73,443.11/x
  3. Step 3: Cross multiply
    133,869.38x = 184,742.17 × 73,443.11
  4. Step 4: Simplify right side
    133,869.38x = 13,568,038,405.63
  5. Step 5: Solve for x
    x = 13,568,038,405.63/133,869.38
  6. Step 6: Final answer
    x = 101,352.82

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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.