Home / 141,252.78-194,847.42-84,631.36

Finding the Fourth Proportional to 141,252.78, 194,847.42 and 84,631.36

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Solution

The fourth proportional to 141,252.78, 194,847.42 and 84,631.36 is: 116,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,252.78 : 194,847.42 = 84,631.36 : x
  2. Step 2: Convert to fraction form
    141,252.78/194,847.42 = 84,631.36/x
  3. Step 3: Cross multiply
    141,252.78x = 194,847.42 × 84,631.36
  4. Step 4: Simplify right side
    141,252.78x = 16,490,202,147.09
  5. Step 5: Solve for x
    x = 16,490,202,147.09/141,252.78
  6. Step 6: Final answer
    x = 116,742.50

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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.