Home / 99,812.39-149,594.00-49,906.76

Finding the Fourth Proportional to 99,812.39, 149,594.00 and 49,906.76

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Solution

The fourth proportional to 99,812.39, 149,594.00 and 49,906.76 is: 74,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,812.39 : 149,594.00 = 49,906.76 : x
  2. Step 2: Convert to fraction form
    99,812.39/149,594.00 = 49,906.76/x
  3. Step 3: Cross multiply
    99,812.39x = 149,594.00 × 49,906.76
  4. Step 4: Simplify right side
    99,812.39x = 7,465,750,857.94
  5. Step 5: Solve for x
    x = 7,465,750,857.94/99,812.39
  6. Step 6: Final answer
    x = 74,797.84

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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.