Home / 76,537.86-114,831.09-26,615.94

Finding the Fourth Proportional to 76,537.86, 114,831.09 and 26,615.94

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Solution

The fourth proportional to 76,537.86, 114,831.09 and 26,615.94 is: 39,932.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,537.86 : 114,831.09 = 26,615.94 : x
  2. Step 2: Convert to fraction form
    76,537.86/114,831.09 = 26,615.94/x
  3. Step 3: Cross multiply
    76,537.86x = 114,831.09 × 26,615.94
  4. Step 4: Simplify right side
    76,537.86x = 3,056,337,401.57
  5. Step 5: Solve for x
    x = 3,056,337,401.57/76,537.86
  6. Step 6: Final answer
    x = 39,932.36

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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.