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Finding the Fourth Proportional to 88,890.65, 133,321.04 and 29,726.22

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Solution

The fourth proportional to 88,890.65, 133,321.04 and 29,726.22 is: 44,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890.65 : 133,321.04 = 29,726.22 : x
  2. Step 2: Convert to fraction form
    88,890.65/133,321.04 = 29,726.22/x
  3. Step 3: Cross multiply
    88,890.65x = 133,321.04 × 29,726.22
  4. Step 4: Simplify right side
    88,890.65x = 3,963,131,028.46
  5. Step 5: Solve for x
    x = 3,963,131,028.46/88,890.65
  6. Step 6: Final answer
    x = 44,584.34

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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.