Home / 76,276.80-114,414.12-29,496.60

Finding the Fourth Proportional to 76,276.80, 114,414.12 and 29,496.60

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Solution

The fourth proportional to 76,276.80, 114,414.12 and 29,496.60 is: 44,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,276.80 : 114,414.12 = 29,496.60 : x
  2. Step 2: Convert to fraction form
    76,276.80/114,414.12 = 29,496.60/x
  3. Step 3: Cross multiply
    76,276.80x = 114,414.12 × 29,496.60
  4. Step 4: Simplify right side
    76,276.80x = 3,374,827,531.99
  5. Step 5: Solve for x
    x = 3,374,827,531.99/76,276.80
  6. Step 6: Final answer
    x = 44,244.48

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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.