Home / 146,314.28-219,455.47-99,231.82

Finding the Fourth Proportional to 146,314.28, 219,455.47 and 99,231.82

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Solution

The fourth proportional to 146,314.28, 219,455.47 and 99,231.82 is: 148,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,314.28 : 219,455.47 = 99,231.82 : x
  2. Step 2: Convert to fraction form
    146,314.28/219,455.47 = 99,231.82/x
  3. Step 3: Cross multiply
    146,314.28x = 219,455.47 × 99,231.82
  4. Step 4: Simplify right side
    146,314.28x = 21,776,964,103.62
  5. Step 5: Solve for x
    x = 21,776,964,103.62/146,314.28
  6. Step 6: Final answer
    x = 148,836.90

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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.