Home / 76,849.86-115,291.86-23,549.23

Finding the Fourth Proportional to 76,849.86, 115,291.86 and 23,549.23

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Solution

The fourth proportional to 76,849.86, 115,291.86 and 23,549.23 is: 35,329.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,849.86 : 115,291.86 = 23,549.23 : x
  2. Step 2: Convert to fraction form
    76,849.86/115,291.86 = 23,549.23/x
  3. Step 3: Cross multiply
    76,849.86x = 115,291.86 × 23,549.23
  4. Step 4: Simplify right side
    76,849.86x = 2,715,034,584.07
  5. Step 5: Solve for x
    x = 2,715,034,584.07/76,849.86
  6. Step 6: Final answer
    x = 35,329.07

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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.