Home / 76,299.31-114,412.05-26,361.91

Finding the Fourth Proportional to 76,299.31, 114,412.05 and 26,361.91

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Solution

The fourth proportional to 76,299.31, 114,412.05 and 26,361.91 is: 39,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,299.31 : 114,412.05 = 26,361.91 : x
  2. Step 2: Convert to fraction form
    76,299.31/114,412.05 = 26,361.91/x
  3. Step 3: Cross multiply
    76,299.31x = 114,412.05 × 26,361.91
  4. Step 4: Simplify right side
    76,299.31x = 3,016,120,165.02
  5. Step 5: Solve for x
    x = 3,016,120,165.02/76,299.31
  6. Step 6: Final answer
    x = 39,530.11

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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.