Home / 240,693.30-332,161.82-131,802.21

Finding the Fourth Proportional to 240,693.30, 332,161.82 and 131,802.21

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Solution

The fourth proportional to 240,693.30, 332,161.82 and 131,802.21 is: 181,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,693.30 : 332,161.82 = 131,802.21 : x
  2. Step 2: Convert to fraction form
    240,693.30/332,161.82 = 131,802.21/x
  3. Step 3: Cross multiply
    240,693.30x = 332,161.82 × 131,802.21
  4. Step 4: Simplify right side
    240,693.30x = 43,779,661,953.62
  5. Step 5: Solve for x
    x = 43,779,661,953.62/240,693.30
  6. Step 6: Final answer
    x = 181,889.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.