Home / 240,290.62-331,597.41-131,395.31

Finding the Fourth Proportional to 240,290.62, 331,597.41 and 131,395.31

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Solution

The fourth proportional to 240,290.62, 331,597.41 and 131,395.31 is: 181,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,290.62 : 331,597.41 = 131,395.31 : x
  2. Step 2: Convert to fraction form
    240,290.62/331,597.41 = 131,395.31/x
  3. Step 3: Cross multiply
    240,290.62x = 331,597.41 × 131,395.31
  4. Step 4: Simplify right side
    240,290.62x = 43,570,344,482.15
  5. Step 5: Solve for x
    x = 43,570,344,482.15/240,290.62
  6. Step 6: Final answer
    x = 181,323.53

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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.