Home / 177,844.92-245,665.62-142,289.16

Finding the Fourth Proportional to 177,844.92, 245,665.62 and 142,289.16

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Solution

The fourth proportional to 177,844.92, 245,665.62 and 142,289.16 is: 196,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,844.92 : 245,665.62 = 142,289.16 : x
  2. Step 2: Convert to fraction form
    177,844.92/245,665.62 = 142,289.16/x
  3. Step 3: Cross multiply
    177,844.92x = 245,665.62 × 142,289.16
  4. Step 4: Simplify right side
    177,844.92x = 34,955,554,710.68
  5. Step 5: Solve for x
    x = 34,955,554,710.68/177,844.92
  6. Step 6: Final answer
    x = 196,550.76

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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.