Home / 99,438.88-149,184.24-44,021.92

Finding the Fourth Proportional to 99,438.88, 149,184.24 and 44,021.92

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Solution

The fourth proportional to 99,438.88, 149,184.24 and 44,021.92 is: 66,044.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,438.88 : 149,184.24 = 44,021.92 : x
  2. Step 2: Convert to fraction form
    99,438.88/149,184.24 = 44,021.92/x
  3. Step 3: Cross multiply
    99,438.88x = 149,184.24 × 44,021.92
  4. Step 4: Simplify right side
    99,438.88x = 6,567,376,678.54
  5. Step 5: Solve for x
    x = 6,567,376,678.54/99,438.88
  6. Step 6: Final answer
    x = 66,044.35

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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.