Home / 255,584.79-352,709.37-140,867.60

Finding the Fourth Proportional to 255,584.79, 352,709.37 and 140,867.60

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Solution

The fourth proportional to 255,584.79, 352,709.37 and 140,867.60 is: 194,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,584.79 : 352,709.37 = 140,867.60 : x
  2. Step 2: Convert to fraction form
    255,584.79/352,709.37 = 140,867.60/x
  3. Step 3: Cross multiply
    255,584.79x = 352,709.37 × 140,867.60
  4. Step 4: Simplify right side
    255,584.79x = 49,685,320,685.87
  5. Step 5: Solve for x
    x = 49,685,320,685.87/255,584.79
  6. Step 6: Final answer
    x = 194,398.58

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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.