Home / 240,648.74-332,099.19-131,751.26

Finding the Fourth Proportional to 240,648.74, 332,099.19 and 131,751.26

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Solution

The fourth proportional to 240,648.74, 332,099.19 and 131,751.26 is: 181,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,648.74 : 332,099.19 = 131,751.26 : x
  2. Step 2: Convert to fraction form
    240,648.74/332,099.19 = 131,751.26/x
  3. Step 3: Cross multiply
    240,648.74x = 332,099.19 × 131,751.26
  4. Step 4: Simplify right side
    240,648.74x = 43,754,486,727.48
  5. Step 5: Solve for x
    x = 43,754,486,727.48/240,648.74
  6. Step 6: Final answer
    x = 181,818.89

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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.