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Finding the Fourth Proportional to 169,122.15, 233,375.72 and 93,669.03

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Solution

The fourth proportional to 169,122.15, 233,375.72 and 93,669.03 is: 129,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,122.15 : 233,375.72 = 93,669.03 : x
  2. Step 2: Convert to fraction form
    169,122.15/233,375.72 = 93,669.03/x
  3. Step 3: Cross multiply
    169,122.15x = 233,375.72 × 93,669.03
  4. Step 4: Simplify right side
    169,122.15x = 21,860,077,317.95
  5. Step 5: Solve for x
    x = 21,860,077,317.95/169,122.15
  6. Step 6: Final answer
    x = 129,256.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.