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Finding the Fourth Proportional to 241,130.28, 361,621.53 and 166,728.54

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Solution

The fourth proportional to 241,130.28, 361,621.53 and 166,728.54 is: 250,041.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,130.28 : 361,621.53 = 166,728.54 : x
  2. Step 2: Convert to fraction form
    241,130.28/361,621.53 = 166,728.54/x
  3. Step 3: Cross multiply
    241,130.28x = 361,621.53 × 166,728.54
  4. Step 4: Simplify right side
    241,130.28x = 60,292,628,338.18
  5. Step 5: Solve for x
    x = 60,292,628,338.18/241,130.28
  6. Step 6: Final answer
    x = 250,041.72

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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.