Home / 255,579.27-352,701.71-140,862

Finding the Fourth Proportional to 255,579.27, 352,701.71 and 140,862

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Solution

The fourth proportional to 255,579.27, 352,701.71 and 140,862 is: 194,390.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,579.27 : 352,701.71 = 140,862 : x
  2. Step 2: Convert to fraction form
    255,579.27/352,701.71 = 140,862/x
  3. Step 3: Cross multiply
    255,579.27x = 352,701.71 × 140,862
  4. Step 4: Simplify right side
    255,579.27x = 49,682,268,274.02
  5. Step 5: Solve for x
    x = 49,682,268,274.02/255,579.27
  6. Step 6: Final answer
    x = 194,390.84

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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.