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Finding the Fourth Proportional to 114,448.60, 171,327.30 and 100,624.60

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Solution

The fourth proportional to 114,448.60, 171,327.30 and 100,624.60 is: 150,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,448.60 : 171,327.30 = 100,624.60 : x
  2. Step 2: Convert to fraction form
    114,448.60/171,327.30 = 100,624.60/x
  3. Step 3: Cross multiply
    114,448.60x = 171,327.30 × 100,624.60
  4. Step 4: Simplify right side
    114,448.60x = 17,239,741,031.58
  5. Step 5: Solve for x
    x = 17,239,741,031.58/114,448.60
  6. Step 6: Final answer
    x = 150,633.04

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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.