Home / 76,668.34-115,021.04-24,077.83

Finding the Fourth Proportional to 76,668.34, 115,021.04 and 24,077.83

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Solution

The fourth proportional to 76,668.34, 115,021.04 and 24,077.83 is: 36,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668.34 : 115,021.04 = 24,077.83 : x
  2. Step 2: Convert to fraction form
    76,668.34/115,021.04 = 24,077.83/x
  3. Step 3: Cross multiply
    76,668.34x = 115,021.04 × 24,077.83
  4. Step 4: Simplify right side
    76,668.34x = 2,769,457,047.54
  5. Step 5: Solve for x
    x = 2,769,457,047.54/76,668.34
  6. Step 6: Final answer
    x = 36,122.56

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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.