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Finding the Fourth Proportional to 108,224.68, 162,369.87 and 52,048.85

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Solution

The fourth proportional to 108,224.68, 162,369.87 and 52,048.85 is: 78,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,224.68 : 162,369.87 = 52,048.85 : x
  2. Step 2: Convert to fraction form
    108,224.68/162,369.87 = 52,048.85/x
  3. Step 3: Cross multiply
    108,224.68x = 162,369.87 × 52,048.85
  4. Step 4: Simplify right side
    108,224.68x = 8,451,164,001.12
  5. Step 5: Solve for x
    x = 8,451,164,001.12/108,224.68
  6. Step 6: Final answer
    x = 78,089.07

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1.5x scale

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.