Home / 255,571.22-352,690.65-140,854.05

Finding the Fourth Proportional to 255,571.22, 352,690.65 and 140,854.05

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Solution

The fourth proportional to 255,571.22, 352,690.65 and 140,854.05 is: 194,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,571.22 : 352,690.65 = 140,854.05 : x
  2. Step 2: Convert to fraction form
    255,571.22/352,690.65 = 140,854.05/x
  3. Step 3: Cross multiply
    255,571.22x = 352,690.65 × 140,854.05
  4. Step 4: Simplify right side
    255,571.22x = 49,677,906,449.63
  5. Step 5: Solve for x
    x = 49,677,906,449.63/255,571.22
  6. Step 6: Final answer
    x = 194,379.90

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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.