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Finding the Fourth Proportional to 114,334.80, 171,502.20 and 52,005.30

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Solution

The fourth proportional to 114,334.80, 171,502.20 and 52,005.30 is: 78,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,334.80 : 171,502.20 = 52,005.30 : x
  2. Step 2: Convert to fraction form
    114,334.80/171,502.20 = 52,005.30/x
  3. Step 3: Cross multiply
    114,334.80x = 171,502.20 × 52,005.30
  4. Step 4: Simplify right side
    114,334.80x = 8,919,023,361.66
  5. Step 5: Solve for x
    x = 8,919,023,361.66/114,334.80
  6. Step 6: Final answer
    x = 78,007.95

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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.