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Finding the Fourth Proportional to 114,052.61, 171,108.08 and 47,470.61

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Solution

The fourth proportional to 114,052.61, 171,108.08 and 47,470.61 is: 71,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,052.61 : 171,108.08 = 47,470.61 : x
  2. Step 2: Convert to fraction form
    114,052.61/171,108.08 = 47,470.61/x
  3. Step 3: Cross multiply
    114,052.61x = 171,108.08 × 47,470.61
  4. Step 4: Simplify right side
    114,052.61x = 8,122,604,933.53
  5. Step 5: Solve for x
    x = 8,122,604,933.53/114,052.61
  6. Step 6: Final answer
    x = 71,218.05

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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.