Home / 133,719.39-184,534.17-73,288.67

Finding the Fourth Proportional to 133,719.39, 184,534.17 and 73,288.67

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Solution

The fourth proportional to 133,719.39, 184,534.17 and 73,288.67 is: 101,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,719.39 : 184,534.17 = 73,288.67 : x
  2. Step 2: Convert to fraction form
    133,719.39/184,534.17 = 73,288.67/x
  3. Step 3: Cross multiply
    133,719.39x = 184,534.17 × 73,288.67
  4. Step 4: Simplify right side
    133,719.39x = 13,524,262,691.35
  5. Step 5: Solve for x
    x = 13,524,262,691.35/133,719.39
  6. Step 6: Final answer
    x = 101,139.13

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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.