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Finding the Fourth Proportional to 114,626.40, 171,963.90 and 34,657.80

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Solution

The fourth proportional to 114,626.40, 171,963.90 and 34,657.80 is: 51,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,626.40 : 171,963.90 = 34,657.80 : x
  2. Step 2: Convert to fraction form
    114,626.40/171,963.90 = 34,657.80/x
  3. Step 3: Cross multiply
    114,626.40x = 171,963.90 × 34,657.80
  4. Step 4: Simplify right side
    114,626.40x = 5,959,890,453.42
  5. Step 5: Solve for x
    x = 5,959,890,453.42/114,626.40
  6. Step 6: Final answer
    x = 51,994.05

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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.