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Finding the Fourth Proportional to 115,484.80, 173,227.20 and 95,801.80

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Solution

The fourth proportional to 115,484.80, 173,227.20 and 95,801.80 is: 143,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,484.80 : 173,227.20 = 95,801.80 : x
  2. Step 2: Convert to fraction form
    115,484.80/173,227.20 = 95,801.80/x
  3. Step 3: Cross multiply
    115,484.80x = 173,227.20 × 95,801.80
  4. Step 4: Simplify right side
    115,484.80x = 16,595,477,568.96
  5. Step 5: Solve for x
    x = 16,595,477,568.96/115,484.80
  6. Step 6: Final answer
    x = 143,702.70

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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.