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Finding the Fourth Proportional to 365,671.08, 548,249.04 and 140,843.16

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Solution

The fourth proportional to 365,671.08, 548,249.04 and 140,843.16 is: 211,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,671.08 : 548,249.04 = 140,843.16 : x
  2. Step 2: Convert to fraction form
    365,671.08/548,249.04 = 140,843.16/x
  3. Step 3: Cross multiply
    365,671.08x = 548,249.04 × 140,843.16
  4. Step 4: Simplify right side
    365,671.08x = 77,217,127,260.57
  5. Step 5: Solve for x
    x = 77,217,127,260.57/365,671.08
  6. Step 6: Final answer
    x = 211,165.53

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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.