Home / 133,018.90-199,530.17-44,272.71

Finding the Fourth Proportional to 133,018.90, 199,530.17 and 44,272.71

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Solution

The fourth proportional to 133,018.90, 199,530.17 and 44,272.71 is: 66,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,018.90 : 199,530.17 = 44,272.71 : x
  2. Step 2: Convert to fraction form
    133,018.90/199,530.17 = 44,272.71/x
  3. Step 3: Cross multiply
    133,018.90x = 199,530.17 × 44,272.71
  4. Step 4: Simplify right side
    133,018.90x = 8,833,741,352.66
  5. Step 5: Solve for x
    x = 8,833,741,352.66/133,018.90
  6. Step 6: Final answer
    x = 66,409.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.