Home / 76,296.81-114,408.30-26,359.41

Finding the Fourth Proportional to 76,296.81, 114,408.30 and 26,359.41

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Solution

The fourth proportional to 76,296.81, 114,408.30 and 26,359.41 is: 39,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,296.81 : 114,408.30 = 26,359.41 : x
  2. Step 2: Convert to fraction form
    76,296.81/114,408.30 = 26,359.41/x
  3. Step 3: Cross multiply
    76,296.81x = 114,408.30 × 26,359.41
  4. Step 4: Simplify right side
    76,296.81x = 3,015,735,287.10
  5. Step 5: Solve for x
    x = 3,015,735,287.10/76,296.81
  6. Step 6: Final answer
    x = 39,526.36

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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.