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Finding the Fourth Proportional to 169,367.54, 233,710.36 and 97,770.62

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Solution

The fourth proportional to 169,367.54, 233,710.36 and 97,770.62 is: 134,913.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,367.54 : 233,710.36 = 97,770.62 : x
  2. Step 2: Convert to fraction form
    169,367.54/233,710.36 = 97,770.62/x
  3. Step 3: Cross multiply
    169,367.54x = 233,710.36 × 97,770.62
  4. Step 4: Simplify right side
    169,367.54x = 22,850,007,137.47
  5. Step 5: Solve for x
    x = 22,850,007,137.47/169,367.54
  6. Step 6: Final answer
    x = 134,913.74

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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.