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Finding the Fourth Proportional to 95,353.88, 143,031.85 and 28,794.59

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Solution

The fourth proportional to 95,353.88, 143,031.85 and 28,794.59 is: 43,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,353.88 : 143,031.85 = 28,794.59 : x
  2. Step 2: Convert to fraction form
    95,353.88/143,031.85 = 28,794.59/x
  3. Step 3: Cross multiply
    95,353.88x = 143,031.85 × 28,794.59
  4. Step 4: Simplify right side
    95,353.88x = 4,118,543,307.90
  5. Step 5: Solve for x
    x = 4,118,543,307.90/95,353.88
  6. Step 6: Final answer
    x = 43,192.19

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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.