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Finding the Fourth Proportional to 73,295.54, 101,230.71 and 49,380.69

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Solution

The fourth proportional to 73,295.54, 101,230.71 and 49,380.69 is: 68,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,295.54 : 101,230.71 = 49,380.69 : x
  2. Step 2: Convert to fraction form
    73,295.54/101,230.71 = 49,380.69/x
  3. Step 3: Cross multiply
    73,295.54x = 101,230.71 × 49,380.69
  4. Step 4: Simplify right side
    73,295.54x = 4,998,842,308.99
  5. Step 5: Solve for x
    x = 4,998,842,308.99/73,295.54
  6. Step 6: Final answer
    x = 68,201.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.