Home / 99,344.49-149,046.03-40,222.59

Finding the Fourth Proportional to 99,344.49, 149,046.03 and 40,222.59

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Solution

The fourth proportional to 99,344.49, 149,046.03 and 40,222.59 is: 60,345.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,344.49 : 149,046.03 = 40,222.59 : x
  2. Step 2: Convert to fraction form
    99,344.49/149,046.03 = 40,222.59/x
  3. Step 3: Cross multiply
    99,344.49x = 149,046.03 × 40,222.59
  4. Step 4: Simplify right side
    99,344.49x = 5,995,017,355.82
  5. Step 5: Solve for x
    x = 5,995,017,355.82/99,344.49
  6. Step 6: Final answer
    x = 60,345.75

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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.