Home / 146,780.29-220,257.92-53,293.33

Finding the Fourth Proportional to 146,780.29, 220,257.92 and 53,293.33

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Solution

The fourth proportional to 146,780.29, 220,257.92 and 53,293.33 is: 79,971.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,780.29 : 220,257.92 = 53,293.33 : x
  2. Step 2: Convert to fraction form
    146,780.29/220,257.92 = 53,293.33/x
  3. Step 3: Cross multiply
    146,780.29x = 220,257.92 × 53,293.33
  4. Step 4: Simplify right side
    146,780.29x = 11,738,278,015.67
  5. Step 5: Solve for x
    x = 11,738,278,015.67/146,780.29
  6. Step 6: Final answer
    x = 79,971.76

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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.