Home / 95,120.71-142,558.92-35,885.80

Finding the Fourth Proportional to 95,120.71, 142,558.92 and 35,885.80

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Solution

The fourth proportional to 95,120.71, 142,558.92 and 35,885.80 is: 53,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,120.71 : 142,558.92 = 35,885.80 : x
  2. Step 2: Convert to fraction form
    95,120.71/142,558.92 = 35,885.80/x
  3. Step 3: Cross multiply
    95,120.71x = 142,558.92 × 35,885.80
  4. Step 4: Simplify right side
    95,120.71x = 5,115,840,891.34
  5. Step 5: Solve for x
    x = 5,115,840,891.34/95,120.71
  6. Step 6: Final answer
    x = 53,782.62

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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.