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Finding the Fourth Proportional to 242,281.22, 363,473.73 and 73,815.12

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Solution

The fourth proportional to 242,281.22, 363,473.73 and 73,815.12 is: 110,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,281.22 : 363,473.73 = 73,815.12 : x
  2. Step 2: Convert to fraction form
    242,281.22/363,473.73 = 73,815.12/x
  3. Step 3: Cross multiply
    242,281.22x = 363,473.73 × 73,815.12
  4. Step 4: Simplify right side
    242,281.22x = 26,829,856,996.80
  5. Step 5: Solve for x
    x = 26,829,856,996.80/242,281.22
  6. Step 6: Final answer
    x = 110,738.49

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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.