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Finding the Fourth Proportional to 248,406.62, 342,845.87 and 146,426.04

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Solution

The fourth proportional to 248,406.62, 342,845.87 and 146,426.04 is: 202,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,406.62 : 342,845.87 = 146,426.04 : x
  2. Step 2: Convert to fraction form
    248,406.62/342,845.87 = 146,426.04/x
  3. Step 3: Cross multiply
    248,406.62x = 342,845.87 × 146,426.04
  4. Step 4: Simplify right side
    248,406.62x = 50,201,562,342.32
  5. Step 5: Solve for x
    x = 50,201,562,342.32/248,406.62
  6. Step 6: Final answer
    x = 202,094.31

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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.