Home / 99,922.17-149,893.28-28,846.56

Finding the Fourth Proportional to 99,922.17, 149,893.28 and 28,846.56

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Solution

The fourth proportional to 99,922.17, 149,893.28 and 28,846.56 is: 43,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,922.17 : 149,893.28 = 28,846.56 : x
  2. Step 2: Convert to fraction form
    99,922.17/149,893.28 = 28,846.56/x
  3. Step 3: Cross multiply
    99,922.17x = 149,893.28 × 28,846.56
  4. Step 4: Simplify right side
    99,922.17x = 4,323,905,350.88
  5. Step 5: Solve for x
    x = 4,323,905,350.88/99,922.17
  6. Step 6: Final answer
    x = 43,272.73

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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.