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Finding the Fourth Proportional to 95,954,700.80, 143,719,474.80 and 83,200,116.80

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Solution

The fourth proportional to 95,954,700.80, 143,719,474.80 and 83,200,116.80 is: 124,615,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,954,700.80 : 143,719,474.80 = 83,200,116.80 : x
  2. Step 2: Convert to fraction form
    95,954,700.80/143,719,474.80 = 83,200,116.80/x
  3. Step 3: Cross multiply
    95,954,700.80x = 143,719,474.80 × 83,200,116.80
  4. Step 4: Simplify right side
    95,954,700.80x = 11,957,477,089,794,658
  5. Step 5: Solve for x
    x = 11,957,477,089,794,658/95,954,700.80
  6. Step 6: Final answer
    x = 124,615,855.09

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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.