Home / 194,083.09-290,951.49-75,726.90

Finding the Fourth Proportional to 194,083.09, 290,951.49 and 75,726.90

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Solution

The fourth proportional to 194,083.09, 290,951.49 and 75,726.90 is: 113,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,083.09 : 290,951.49 = 75,726.90 : x
  2. Step 2: Convert to fraction form
    194,083.09/290,951.49 = 75,726.90/x
  3. Step 3: Cross multiply
    194,083.09x = 290,951.49 × 75,726.90
  4. Step 4: Simplify right side
    194,083.09x = 22,032,854,672.06
  5. Step 5: Solve for x
    x = 22,032,854,672.06/194,083.09
  6. Step 6: Final answer
    x = 113,522.80

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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.