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Finding the Fourth Proportional to 248,592.24, 343,101.78 and 146,611.68

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Solution

The fourth proportional to 248,592.24, 343,101.78 and 146,611.68 is: 202,350.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,592.24 : 343,101.78 = 146,611.68 : x
  2. Step 2: Convert to fraction form
    248,592.24/343,101.78 = 146,611.68/x
  3. Step 3: Cross multiply
    248,592.24x = 343,101.78 × 146,611.68
  4. Step 4: Simplify right side
    248,592.24x = 50,302,728,376.79
  5. Step 5: Solve for x
    x = 50,302,728,376.79/248,592.24
  6. Step 6: Final answer
    x = 202,350.36

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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.