Home / 76,256.33-114,368.22-48,138.80

Finding the Fourth Proportional to 76,256.33, 114,368.22 and 48,138.80

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Solution

The fourth proportional to 76,256.33, 114,368.22 and 48,138.80 is: 72,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,256.33 : 114,368.22 = 48,138.80 : x
  2. Step 2: Convert to fraction form
    76,256.33/114,368.22 = 48,138.80/x
  3. Step 3: Cross multiply
    76,256.33x = 114,368.22 × 48,138.80
  4. Step 4: Simplify right side
    76,256.33x = 5,505,548,297.09
  5. Step 5: Solve for x
    x = 5,505,548,297.09/76,256.33
  6. Step 6: Final answer
    x = 72,197.92

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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.