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Finding the Fourth Proportional to 239,722.58, 330,941.54 and 175,119.28

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Solution

The fourth proportional to 239,722.58, 330,941.54 and 175,119.28 is: 241,755.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,722.58 : 330,941.54 = 175,119.28 : x
  2. Step 2: Convert to fraction form
    239,722.58/330,941.54 = 175,119.28/x
  3. Step 3: Cross multiply
    239,722.58x = 330,941.54 × 175,119.28
  4. Step 4: Simplify right side
    239,722.58x = 57,954,242,552.18
  5. Step 5: Solve for x
    x = 57,954,242,552.18/239,722.58
  6. Step 6: Final answer
    x = 241,755.46

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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.