Home / 240,780.07-361,197.78-140,941.18

Finding the Fourth Proportional to 240,780.07, 361,197.78 and 140,941.18

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Solution

The fourth proportional to 240,780.07, 361,197.78 and 140,941.18 is: 211,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,780.07 : 361,197.78 = 140,941.18 : x
  2. Step 2: Convert to fraction form
    240,780.07/361,197.78 = 140,941.18/x
  3. Step 3: Cross multiply
    240,780.07x = 361,197.78 × 140,941.18
  4. Step 4: Simplify right side
    240,780.07x = 50,907,641,326.58
  5. Step 5: Solve for x
    x = 50,907,641,326.58/240,780.07
  6. Step 6: Final answer
    x = 211,427.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.