Home / 146,506.73-219,565.99-75,426.49

Finding the Fourth Proportional to 146,506.73, 219,565.99 and 75,426.49

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Solution

The fourth proportional to 146,506.73, 219,565.99 and 75,426.49 is: 113,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,506.73 : 219,565.99 = 75,426.49 : x
  2. Step 2: Convert to fraction form
    146,506.73/219,565.99 = 75,426.49/x
  3. Step 3: Cross multiply
    146,506.73x = 219,565.99 × 75,426.49
  4. Step 4: Simplify right side
    146,506.73x = 16,561,092,317.82
  5. Step 5: Solve for x
    x = 16,561,092,317.82/146,506.73
  6. Step 6: Final answer
    x = 113,039.81

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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.