Home / 141,609.60-212,414.94-57,371.36

Finding the Fourth Proportional to 141,609.60, 212,414.94 and 57,371.36

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Solution

The fourth proportional to 141,609.60, 212,414.94 and 57,371.36 is: 86,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,609.60 : 212,414.94 = 57,371.36 : x
  2. Step 2: Convert to fraction form
    141,609.60/212,414.94 = 57,371.36/x
  3. Step 3: Cross multiply
    141,609.60x = 212,414.94 × 57,371.36
  4. Step 4: Simplify right side
    141,609.60x = 12,186,532,930.04
  5. Step 5: Solve for x
    x = 12,186,532,930.04/141,609.60
  6. Step 6: Final answer
    x = 86,057.25

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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.