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Finding the Fourth Proportional to 254,256, 350,937.76 and 173,716.08

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Solution

The fourth proportional to 254,256, 350,937.76 and 173,716.08 is: 239,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,256 : 350,937.76 = 173,716.08 : x
  2. Step 2: Convert to fraction form
    254,256/350,937.76 = 173,716.08/x
  3. Step 3: Cross multiply
    254,256x = 350,937.76 × 173,716.08
  4. Step 4: Simplify right side
    254,256x = 60,963,531,991.18
  5. Step 5: Solve for x
    x = 60,963,531,991.18/254,256
  6. Step 6: Final answer
    x = 239,772.25

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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.