Home / 114,429.20-171,522.30-55,226.30

Finding the Fourth Proportional to 114,429.20, 171,522.30 and 55,226.30

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Solution

The fourth proportional to 114,429.20, 171,522.30 and 55,226.30 is: 82,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,429.20 : 171,522.30 = 55,226.30 : x
  2. Step 2: Convert to fraction form
    114,429.20/171,522.30 = 55,226.30/x
  3. Step 3: Cross multiply
    114,429.20x = 171,522.30 × 55,226.30
  4. Step 4: Simplify right side
    114,429.20x = 9,472,541,996.49
  5. Step 5: Solve for x
    x = 9,472,541,996.49/114,429.20
  6. Step 6: Final answer
    x = 82,780.81

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1.5x scale

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.