Home / 96,136.79-132,664.66-55,297.80

Finding the Fourth Proportional to 96,136.79, 132,664.66 and 55,297.80

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Solution

The fourth proportional to 96,136.79, 132,664.66 and 55,297.80 is: 76,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,136.79 : 132,664.66 = 55,297.80 : x
  2. Step 2: Convert to fraction form
    96,136.79/132,664.66 = 55,297.80/x
  3. Step 3: Cross multiply
    96,136.79x = 132,664.66 × 55,297.80
  4. Step 4: Simplify right side
    96,136.79x = 7,336,063,697.50
  5. Step 5: Solve for x
    x = 7,336,063,697.50/96,136.79
  6. Step 6: Final answer
    x = 76,308.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.