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Finding the Fourth Proportional to 248,496.66, 342,959.27 and 146,550.87

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Solution

The fourth proportional to 248,496.66, 342,959.27 and 146,550.87 is: 202,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,496.66 : 342,959.27 = 146,550.87 : x
  2. Step 2: Convert to fraction form
    248,496.66/342,959.27 = 146,550.87/x
  3. Step 3: Cross multiply
    248,496.66x = 342,959.27 × 146,550.87
  4. Step 4: Simplify right side
    248,496.66x = 50,260,978,660.31
  5. Step 5: Solve for x
    x = 50,260,978,660.31/248,496.66
  6. Step 6: Final answer
    x = 202,260.18

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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.