Home / 146,590.20-219,885.30-137,732.85

Finding the Fourth Proportional to 146,590.20, 219,885.30 and 137,732.85

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Solution

The fourth proportional to 146,590.20, 219,885.30 and 137,732.85 is: 206,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,590.20 : 219,885.30 = 137,732.85 : x
  2. Step 2: Convert to fraction form
    146,590.20/219,885.30 = 137,732.85/x
  3. Step 3: Cross multiply
    146,590.20x = 219,885.30 × 137,732.85
  4. Step 4: Simplify right side
    146,590.20x = 30,285,429,042.11
  5. Step 5: Solve for x
    x = 30,285,429,042.11/146,590.20
  6. Step 6: Final answer
    x = 206,599.28

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1.5x scale

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.