Home / 240,615.88-331,973.58-139,994.44

Finding the Fourth Proportional to 240,615.88, 331,973.58 and 139,994.44

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Solution

The fourth proportional to 240,615.88, 331,973.58 and 139,994.44 is: 193,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,615.88 : 331,973.58 = 139,994.44 : x
  2. Step 2: Convert to fraction form
    240,615.88/331,973.58 = 139,994.44/x
  3. Step 3: Cross multiply
    240,615.88x = 331,973.58 × 139,994.44
  4. Step 4: Simplify right side
    240,615.88x = 46,474,455,426.90
  5. Step 5: Solve for x
    x = 46,474,455,426.90/240,615.88
  6. Step 6: Final answer
    x = 193,147.91

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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.