Home / 141,571.73-212,431.38-57,394.10

Finding the Fourth Proportional to 141,571.73, 212,431.38 and 57,394.10

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Solution

The fourth proportional to 141,571.73, 212,431.38 and 57,394.10 is: 86,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,571.73 : 212,431.38 = 57,394.10 : x
  2. Step 2: Convert to fraction form
    141,571.73/212,431.38 = 57,394.10/x
  3. Step 3: Cross multiply
    141,571.73x = 212,431.38 × 57,394.10
  4. Step 4: Simplify right side
    141,571.73x = 12,192,308,182.71
  5. Step 5: Solve for x
    x = 12,192,308,182.71/141,571.73
  6. Step 6: Final answer
    x = 86,121.06

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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.