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Finding the Fourth Proportional to 242,285.68, 363,446.97 and 73,820.38

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Solution

The fourth proportional to 242,285.68, 363,446.97 and 73,820.38 is: 110,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,285.68 : 363,446.97 = 73,820.38 : x
  2. Step 2: Convert to fraction form
    242,285.68/363,446.97 = 73,820.38/x
  3. Step 3: Cross multiply
    242,285.68x = 363,446.97 × 73,820.38
  4. Step 4: Simplify right side
    242,285.68x = 26,829,793,435.25
  5. Step 5: Solve for x
    x = 26,829,793,435.25/242,285.68
  6. Step 6: Final answer
    x = 110,736.19

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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.