Home / 281,743.76-422,615.64-94,755.44

Finding the Fourth Proportional to 281,743.76, 422,615.64 and 94,755.44

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Solution

The fourth proportional to 281,743.76, 422,615.64 and 94,755.44 is: 142,133.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,743.76 : 422,615.64 = 94,755.44 : x
  2. Step 2: Convert to fraction form
    281,743.76/422,615.64 = 94,755.44/x
  3. Step 3: Cross multiply
    281,743.76x = 422,615.64 × 94,755.44
  4. Step 4: Simplify right side
    281,743.76x = 40,045,130,919.08
  5. Step 5: Solve for x
    x = 40,045,130,919.08/281,743.76
  6. Step 6: Final answer
    x = 142,133.16

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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.