Home / 76,524.47-114,755.94-29,123.28

Finding the Fourth Proportional to 76,524.47, 114,755.94 and 29,123.28

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Solution

The fourth proportional to 76,524.47, 114,755.94 and 29,123.28 is: 43,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,524.47 : 114,755.94 = 29,123.28 : x
  2. Step 2: Convert to fraction form
    76,524.47/114,755.94 = 29,123.28/x
  3. Step 3: Cross multiply
    76,524.47x = 114,755.94 × 29,123.28
  4. Step 4: Simplify right side
    76,524.47x = 3,342,069,372.28
  5. Step 5: Solve for x
    x = 3,342,069,372.28/76,524.47
  6. Step 6: Final answer
    x = 43,673.21

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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.