Home / 141,180.53-194,920.31-87,522.89

Finding the Fourth Proportional to 141,180.53, 194,920.31 and 87,522.89

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Solution

The fourth proportional to 141,180.53, 194,920.31 and 87,522.89 is: 120,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,180.53 : 194,920.31 = 87,522.89 : x
  2. Step 2: Convert to fraction form
    141,180.53/194,920.31 = 87,522.89/x
  3. Step 3: Cross multiply
    141,180.53x = 194,920.31 × 87,522.89
  4. Step 4: Simplify right side
    141,180.53x = 17,059,988,413.28
  5. Step 5: Solve for x
    x = 17,059,988,413.28/141,180.53
  6. Step 6: Final answer
    x = 120,838.11

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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.