Home / 76,196.36-114,302.07-26,269.90

Finding the Fourth Proportional to 76,196.36, 114,302.07 and 26,269.90

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Solution

The fourth proportional to 76,196.36, 114,302.07 and 26,269.90 is: 39,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,196.36 : 114,302.07 = 26,269.90 : x
  2. Step 2: Convert to fraction form
    76,196.36/114,302.07 = 26,269.90/x
  3. Step 3: Cross multiply
    76,196.36x = 114,302.07 × 26,269.90
  4. Step 4: Simplify right side
    76,196.36x = 3,002,703,662.94
  5. Step 5: Solve for x
    x = 3,002,703,662.94/76,196.36
  6. Step 6: Final answer
    x = 39,407.44

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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.