Home / 251,744.78-347,166.31-169,145.56

Finding the Fourth Proportional to 251,744.78, 347,166.31 and 169,145.56

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Solution

The fourth proportional to 251,744.78, 347,166.31 and 169,145.56 is: 233,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,744.78 : 347,166.31 = 169,145.56 : x
  2. Step 2: Convert to fraction form
    251,744.78/347,166.31 = 169,145.56/x
  3. Step 3: Cross multiply
    251,744.78x = 347,166.31 × 169,145.56
  4. Step 4: Simplify right side
    251,744.78x = 58,721,638,787.29
  5. Step 5: Solve for x
    x = 58,721,638,787.29/251,744.78
  6. Step 6: Final answer
    x = 233,258.62

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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.