Home / 240,100.19-331,339.13-131,204.52

Finding the Fourth Proportional to 240,100.19, 331,339.13 and 131,204.52

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Solution

The fourth proportional to 240,100.19, 331,339.13 and 131,204.52 is: 181,062.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,100.19 : 331,339.13 = 131,204.52 : x
  2. Step 2: Convert to fraction form
    240,100.19/331,339.13 = 131,204.52/x
  3. Step 3: Cross multiply
    240,100.19x = 331,339.13 × 131,204.52
  4. Step 4: Simplify right side
    240,100.19x = 43,473,190,852.85
  5. Step 5: Solve for x
    x = 43,473,190,852.85/240,100.19
  6. Step 6: Final answer
    x = 181,062.71

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1.5x scale

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.