Home / 146,961.09-220,327.43-47,063.79

Finding the Fourth Proportional to 146,961.09, 220,327.43 and 47,063.79

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Solution

The fourth proportional to 146,961.09, 220,327.43 and 47,063.79 is: 70,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,961.09 : 220,327.43 = 47,063.79 : x
  2. Step 2: Convert to fraction form
    146,961.09/220,327.43 = 47,063.79/x
  3. Step 3: Cross multiply
    146,961.09x = 220,327.43 × 47,063.79
  4. Step 4: Simplify right side
    146,961.09x = 10,369,443,661.44
  5. Step 5: Solve for x
    x = 10,369,443,661.44/146,961.09
  6. Step 6: Final answer
    x = 70,559.11

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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.