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Finding the Fourth Proportional to 244,649.28, 367,014.92 and 76,130

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Solution

The fourth proportional to 244,649.28, 367,014.92 and 76,130 is: 114,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,649.28 : 367,014.92 = 76,130 : x
  2. Step 2: Convert to fraction form
    244,649.28/367,014.92 = 76,130/x
  3. Step 3: Cross multiply
    244,649.28x = 367,014.92 × 76,130
  4. Step 4: Simplify right side
    244,649.28x = 27,940,845,859.60
  5. Step 5: Solve for x
    x = 27,940,845,859.60/244,649.28
  6. Step 6: Final answer
    x = 114,207.76

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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.