Home / 146,755.31-220,104.05-46,888.61

Finding the Fourth Proportional to 146,755.31, 220,104.05 and 46,888.61

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Solution

The fourth proportional to 146,755.31, 220,104.05 and 46,888.61 is: 70,323.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,755.31 : 220,104.05 = 46,888.61 : x
  2. Step 2: Convert to fraction form
    146,755.31/220,104.05 = 46,888.61/x
  3. Step 3: Cross multiply
    146,755.31x = 220,104.05 × 46,888.61
  4. Step 4: Simplify right side
    146,755.31x = 10,320,371,624.91
  5. Step 5: Solve for x
    x = 10,320,371,624.91/146,755.31
  6. Step 6: Final answer
    x = 70,323.67

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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.