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Finding the Fourth Proportional to 95,752.99, 143,645.06 and 28,291.87

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Solution

The fourth proportional to 95,752.99, 143,645.06 and 28,291.87 is: 42,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,752.99 : 143,645.06 = 28,291.87 : x
  2. Step 2: Convert to fraction form
    95,752.99/143,645.06 = 28,291.87/x
  3. Step 3: Cross multiply
    95,752.99x = 143,645.06 × 28,291.87
  4. Step 4: Simplify right side
    95,752.99x = 4,063,987,363.66
  5. Step 5: Solve for x
    x = 4,063,987,363.66/95,752.99
  6. Step 6: Final answer
    x = 42,442.41

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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.