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Finding the Fourth Proportional to 169,550.88, 233,971.92 and 101,570.64

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Solution

The fourth proportional to 169,550.88, 233,971.92 and 101,570.64 is: 140,162.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,550.88 : 233,971.92 = 101,570.64 : x
  2. Step 2: Convert to fraction form
    169,550.88/233,971.92 = 101,570.64/x
  3. Step 3: Cross multiply
    169,550.88x = 233,971.92 × 101,570.64
  4. Step 4: Simplify right side
    169,550.88x = 23,764,677,656.43
  5. Step 5: Solve for x
    x = 23,764,677,656.43/169,550.88
  6. Step 6: Final answer
    x = 140,162.51

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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.