Home / 240,371.80-331,699.62-131,454.64

Finding the Fourth Proportional to 240,371.80, 331,699.62 and 131,454.64

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Solution

The fourth proportional to 240,371.80, 331,699.62 and 131,454.64 is: 181,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,371.80 : 331,699.62 = 131,454.64 : x
  2. Step 2: Convert to fraction form
    240,371.80/331,699.62 = 131,454.64/x
  3. Step 3: Cross multiply
    240,371.80x = 331,699.62 × 131,454.64
  4. Step 4: Simplify right side
    240,371.80x = 43,603,454,135.24
  5. Step 5: Solve for x
    x = 43,603,454,135.24/240,371.80
  6. Step 6: Final answer
    x = 181,400.04

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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.