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Finding the Fourth Proportional to 242,491.58, 363,456.72 and 114,489.03

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Solution

The fourth proportional to 242,491.58, 363,456.72 and 114,489.03 is: 171,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,491.58 : 363,456.72 = 114,489.03 : x
  2. Step 2: Convert to fraction form
    242,491.58/363,456.72 = 114,489.03/x
  3. Step 3: Cross multiply
    242,491.58x = 363,456.72 × 114,489.03
  4. Step 4: Simplify right side
    242,491.58x = 41,611,807,319.78
  5. Step 5: Solve for x
    x = 41,611,807,319.78/242,491.58
  6. Step 6: Final answer
    x = 171,601.04

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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.