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Finding the Fourth Proportional to 365,336.72, 548,005.56 and 99,097.04

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Solution

The fourth proportional to 365,336.72, 548,005.56 and 99,097.04 is: 148,645.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,336.72 : 548,005.56 = 99,097.04 : x
  2. Step 2: Convert to fraction form
    365,336.72/548,005.56 = 99,097.04/x
  3. Step 3: Cross multiply
    365,336.72x = 548,005.56 × 99,097.04
  4. Step 4: Simplify right side
    365,336.72x = 54,305,728,899.54
  5. Step 5: Solve for x
    x = 54,305,728,899.54/365,336.72
  6. Step 6: Final answer
    x = 148,645.69

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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.