Home / 146,134.82-219,135.54-141,542.12

Finding the Fourth Proportional to 146,134.82, 219,135.54 and 141,542.12

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Solution

The fourth proportional to 146,134.82, 219,135.54 and 141,542.12 is: 212,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,134.82 : 219,135.54 = 141,542.12 : x
  2. Step 2: Convert to fraction form
    146,134.82/219,135.54 = 141,542.12/x
  3. Step 3: Cross multiply
    146,134.82x = 219,135.54 × 141,542.12
  4. Step 4: Simplify right side
    146,134.82x = 31,016,908,898.94
  5. Step 5: Solve for x
    x = 31,016,908,898.94/146,134.82
  6. Step 6: Final answer
    x = 212,248.59

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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.