Home / 141,537.94-212,318.43-40,343.73

Finding the Fourth Proportional to 141,537.94, 212,318.43 and 40,343.73

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Solution

The fourth proportional to 141,537.94, 212,318.43 and 40,343.73 is: 60,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,537.94 : 212,318.43 = 40,343.73 : x
  2. Step 2: Convert to fraction form
    141,537.94/212,318.43 = 40,343.73/x
  3. Step 3: Cross multiply
    141,537.94x = 212,318.43 × 40,343.73
  4. Step 4: Simplify right side
    141,537.94x = 8,565,717,413.94
  5. Step 5: Solve for x
    x = 8,565,717,413.94/141,537.94
  6. Step 6: Final answer
    x = 60,518.88

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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.