Home / 76,536.41-114,783.82-48,414.20

Finding the Fourth Proportional to 76,536.41, 114,783.82 and 48,414.20

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Solution

The fourth proportional to 76,536.41, 114,783.82 and 48,414.20 is: 72,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,536.41 : 114,783.82 = 48,414.20 : x
  2. Step 2: Convert to fraction form
    76,536.41/114,783.82 = 48,414.20/x
  3. Step 3: Cross multiply
    76,536.41x = 114,783.82 × 48,414.20
  4. Step 4: Simplify right side
    76,536.41x = 5,557,166,123.29
  5. Step 5: Solve for x
    x = 5,557,166,123.29/76,536.41
  6. Step 6: Final answer
    x = 72,608.14

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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.