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Finding the Fourth Proportional to 119,576.22, 165,022.67 and 65,861.22

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Solution

The fourth proportional to 119,576.22, 165,022.67 and 65,861.22 is: 90,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,576.22 : 165,022.67 = 65,861.22 : x
  2. Step 2: Convert to fraction form
    119,576.22/165,022.67 = 65,861.22/x
  3. Step 3: Cross multiply
    119,576.22x = 165,022.67 × 65,861.22
  4. Step 4: Simplify right side
    119,576.22x = 10,868,594,373.86
  5. Step 5: Solve for x
    x = 10,868,594,373.86/119,576.22
  6. Step 6: Final answer
    x = 90,892.61

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1.5x scale

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.