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Finding the Fourth Proportional to 169,954.74, 254,937.90 and 51,625.86

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Solution

The fourth proportional to 169,954.74, 254,937.90 and 51,625.86 is: 77,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,954.74 : 254,937.90 = 51,625.86 : x
  2. Step 2: Convert to fraction form
    169,954.74/254,937.90 = 51,625.86/x
  3. Step 3: Cross multiply
    169,954.74x = 254,937.90 × 51,625.86
  4. Step 4: Simplify right side
    169,954.74x = 13,161,388,334.09
  5. Step 5: Solve for x
    x = 13,161,388,334.09/169,954.74
  6. Step 6: Final answer
    x = 77,440.55

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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.