Home / 114,512.20-171,768.30-51,332.20

Finding the Fourth Proportional to 114,512.20, 171,768.30 and 51,332.20

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Solution

The fourth proportional to 114,512.20, 171,768.30 and 51,332.20 is: 76,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,512.20 : 171,768.30 = 51,332.20 : x
  2. Step 2: Convert to fraction form
    114,512.20/171,768.30 = 51,332.20/x
  3. Step 3: Cross multiply
    114,512.20x = 171,768.30 × 51,332.20
  4. Step 4: Simplify right side
    114,512.20x = 8,817,244,729.26
  5. Step 5: Solve for x
    x = 8,817,244,729.26/114,512.20
  6. Step 6: Final answer
    x = 76,998.30

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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.