Home / 254,519.01-381,743.65-140,877.02

Finding the Fourth Proportional to 254,519.01, 381,743.65 and 140,877.02

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Solution

The fourth proportional to 254,519.01, 381,743.65 and 140,877.02 is: 211,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,519.01 : 381,743.65 = 140,877.02 : x
  2. Step 2: Convert to fraction form
    254,519.01/381,743.65 = 140,877.02/x
  3. Step 3: Cross multiply
    254,519.01x = 381,743.65 × 140,877.02
  4. Step 4: Simplify right side
    254,519.01x = 53,778,907,111.54
  5. Step 5: Solve for x
    x = 53,778,907,111.54/254,519.01
  6. Step 6: Final answer
    x = 211,296.23

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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.