Home / 178,922.16-246,669.30-135,123.30

Finding the Fourth Proportional to 178,922.16, 246,669.30 and 135,123.30

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Solution

The fourth proportional to 178,922.16, 246,669.30 and 135,123.30 is: 186,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,922.16 : 246,669.30 = 135,123.30 : x
  2. Step 2: Convert to fraction form
    178,922.16/246,669.30 = 135,123.30/x
  3. Step 3: Cross multiply
    178,922.16x = 246,669.30 × 135,123.30
  4. Step 4: Simplify right side
    178,922.16x = 33,330,769,824.69
  5. Step 5: Solve for x
    x = 33,330,769,824.69/178,922.16
  6. Step 6: Final answer
    x = 186,286.43

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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.