Home / 294,192.31-405,972.54-163,361.85

Finding the Fourth Proportional to 294,192.31, 405,972.54 and 163,361.85

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Solution

The fourth proportional to 294,192.31, 405,972.54 and 163,361.85 is: 225,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,192.31 : 405,972.54 = 163,361.85 : x
  2. Step 2: Convert to fraction form
    294,192.31/405,972.54 = 163,361.85/x
  3. Step 3: Cross multiply
    294,192.31x = 405,972.54 × 163,361.85
  4. Step 4: Simplify right side
    294,192.31x = 66,320,425,183.60
  5. Step 5: Solve for x
    x = 66,320,425,183.60/294,192.31
  6. Step 6: Final answer
    x = 225,432.22

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1.5x scale

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.