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Finding the Fourth Proportional to 239,698.28, 359,544.54 and 62,189.48

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Solution

The fourth proportional to 239,698.28, 359,544.54 and 62,189.48 is: 93,283.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,698.28 : 359,544.54 = 62,189.48 : x
  2. Step 2: Convert to fraction form
    239,698.28/359,544.54 = 62,189.48/x
  3. Step 3: Cross multiply
    239,698.28x = 359,544.54 × 62,189.48
  4. Step 4: Simplify right side
    239,698.28x = 22,359,887,979.44
  5. Step 5: Solve for x
    x = 22,359,887,979.44/239,698.28
  6. Step 6: Final answer
    x = 93,283.47

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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.