Home / 76,026.69-114,040.34-26,121.17

Finding the Fourth Proportional to 76,026.69, 114,040.34 and 26,121.17

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Solution

The fourth proportional to 76,026.69, 114,040.34 and 26,121.17 is: 39,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,026.69 : 114,040.34 = 26,121.17 : x
  2. Step 2: Convert to fraction form
    76,026.69/114,040.34 = 26,121.17/x
  3. Step 3: Cross multiply
    76,026.69x = 114,040.34 × 26,121.17
  4. Step 4: Simplify right side
    76,026.69x = 2,978,866,407.19
  5. Step 5: Solve for x
    x = 2,978,866,407.19/76,026.69
  6. Step 6: Final answer
    x = 39,181.85

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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.