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Finding the Fourth Proportional to 169,696.42, 234,173.49 and 101,750.89

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Solution

The fourth proportional to 169,696.42, 234,173.49 and 101,750.89 is: 140,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,696.42 : 234,173.49 = 101,750.89 : x
  2. Step 2: Convert to fraction form
    169,696.42/234,173.49 = 101,750.89/x
  3. Step 3: Cross multiply
    169,696.42x = 234,173.49 × 101,750.89
  4. Step 4: Simplify right side
    169,696.42x = 23,827,361,021.91
  5. Step 5: Solve for x
    x = 23,827,361,021.91/169,696.42
  6. Step 6: Final answer
    x = 140,411.69

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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.