Home / 146,116.68-219,187.51-51,338.63

Finding the Fourth Proportional to 146,116.68, 219,187.51 and 51,338.63

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Solution

The fourth proportional to 146,116.68, 219,187.51 and 51,338.63 is: 77,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,116.68 : 219,187.51 = 51,338.63 : x
  2. Step 2: Convert to fraction form
    146,116.68/219,187.51 = 51,338.63/x
  3. Step 3: Cross multiply
    146,116.68x = 219,187.51 × 51,338.63
  4. Step 4: Simplify right side
    146,116.68x = 11,252,785,508.92
  5. Step 5: Solve for x
    x = 11,252,785,508.92/146,116.68
  6. Step 6: Final answer
    x = 77,012.33

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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.