Home / 136,234.20-204,351.30-47,458.20

Finding the Fourth Proportional to 136,234.20, 204,351.30 and 47,458.20

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Solution

The fourth proportional to 136,234.20, 204,351.30 and 47,458.20 is: 71,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,234.20 : 204,351.30 = 47,458.20 : x
  2. Step 2: Convert to fraction form
    136,234.20/204,351.30 = 47,458.20/x
  3. Step 3: Cross multiply
    136,234.20x = 204,351.30 × 47,458.20
  4. Step 4: Simplify right side
    136,234.20x = 9,698,144,865.66
  5. Step 5: Solve for x
    x = 9,698,144,865.66/136,234.20
  6. Step 6: Final answer
    x = 71,187.30

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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.