Home / 281,583.32-422,286.63-92,000.49

Finding the Fourth Proportional to 281,583.32, 422,286.63 and 92,000.49

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Solution

The fourth proportional to 281,583.32, 422,286.63 and 92,000.49 is: 137,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,583.32 : 422,286.63 = 92,000.49 : x
  2. Step 2: Convert to fraction form
    281,583.32/422,286.63 = 92,000.49/x
  3. Step 3: Cross multiply
    281,583.32x = 422,286.63 × 92,000.49
  4. Step 4: Simplify right side
    281,583.32x = 38,850,576,880.45
  5. Step 5: Solve for x
    x = 38,850,576,880.45/281,583.32
  6. Step 6: Final answer
    x = 137,971.87

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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.