Home / 254,283.28-381,426.84-117,493.72

Finding the Fourth Proportional to 254,283.28, 381,426.84 and 117,493.72

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Solution

The fourth proportional to 254,283.28, 381,426.84 and 117,493.72 is: 176,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,283.28 : 381,426.84 = 117,493.72 : x
  2. Step 2: Convert to fraction form
    254,283.28/381,426.84 = 117,493.72/x
  3. Step 3: Cross multiply
    254,283.28x = 381,426.84 × 117,493.72
  4. Step 4: Simplify right side
    254,283.28x = 44,815,258,339.44
  5. Step 5: Solve for x
    x = 44,815,258,339.44/254,283.28
  6. Step 6: Final answer
    x = 176,241.47

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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.