Home / 239,410.55-358,951.80-113,111.30

Finding the Fourth Proportional to 239,410.55, 358,951.80 and 113,111.30

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Solution

The fourth proportional to 239,410.55, 358,951.80 and 113,111.30 is: 169,589.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,410.55 : 358,951.80 = 113,111.30 : x
  2. Step 2: Convert to fraction form
    239,410.55/358,951.80 = 113,111.30/x
  3. Step 3: Cross multiply
    239,410.55x = 358,951.80 × 113,111.30
  4. Step 4: Simplify right side
    239,410.55x = 40,601,504,735.34
  5. Step 5: Solve for x
    x = 40,601,504,735.34/239,410.55
  6. Step 6: Final answer
    x = 169,589.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.