Home / 99,593.45-149,377.86-40,372.22

Finding the Fourth Proportional to 99,593.45, 149,377.86 and 40,372.22

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Solution

The fourth proportional to 99,593.45, 149,377.86 and 40,372.22 is: 60,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,593.45 : 149,377.86 = 40,372.22 : x
  2. Step 2: Convert to fraction form
    99,593.45/149,377.86 = 40,372.22/x
  3. Step 3: Cross multiply
    99,593.45x = 149,377.86 × 40,372.22
  4. Step 4: Simplify right side
    99,593.45x = 6,030,715,827.05
  5. Step 5: Solve for x
    x = 6,030,715,827.05/99,593.45
  6. Step 6: Final answer
    x = 60,553.34

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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.