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Finding the Fourth Proportional to 295,512.99, 443,331.77 and 95,817.81

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Solution

The fourth proportional to 295,512.99, 443,331.77 and 95,817.81 is: 143,746.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,512.99 : 443,331.77 = 95,817.81 : x
  2. Step 2: Convert to fraction form
    295,512.99/443,331.77 = 95,817.81/x
  3. Step 3: Cross multiply
    295,512.99x = 443,331.77 × 95,817.81
  4. Step 4: Simplify right side
    295,512.99x = 42,479,078,825.73
  5. Step 5: Solve for x
    x = 42,479,078,825.73/295,512.99
  6. Step 6: Final answer
    x = 143,746.91

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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.