Home / 146,284.70-219,419.76-51,519.56

Finding the Fourth Proportional to 146,284.70, 219,419.76 and 51,519.56

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Solution

The fourth proportional to 146,284.70, 219,419.76 and 51,519.56 is: 77,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,284.70 : 219,419.76 = 51,519.56 : x
  2. Step 2: Convert to fraction form
    146,284.70/219,419.76 = 51,519.56/x
  3. Step 3: Cross multiply
    146,284.70x = 219,419.76 × 51,519.56
  4. Step 4: Simplify right side
    146,284.70x = 11,304,409,490.51
  5. Step 5: Solve for x
    x = 11,304,409,490.51/146,284.70
  6. Step 6: Final answer
    x = 77,276.77

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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.