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Finding the Fourth Proportional to 95,368.77, 142,997.49 and 28,788.93

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Solution

The fourth proportional to 95,368.77, 142,997.49 and 28,788.93 is: 43,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,368.77 : 142,997.49 = 28,788.93 : x
  2. Step 2: Convert to fraction form
    95,368.77/142,997.49 = 28,788.93/x
  3. Step 3: Cross multiply
    95,368.77x = 142,997.49 × 28,788.93
  4. Step 4: Simplify right side
    95,368.77x = 4,116,744,729.79
  5. Step 5: Solve for x
    x = 4,116,744,729.79/95,368.77
  6. Step 6: Final answer
    x = 43,166.59

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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.