Home / 94,872.44-142,292.52-31,685.40

Finding the Fourth Proportional to 94,872.44, 142,292.52 and 31,685.40

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Solution

The fourth proportional to 94,872.44, 142,292.52 and 31,685.40 is: 47,522.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,872.44 : 142,292.52 = 31,685.40 : x
  2. Step 2: Convert to fraction form
    94,872.44/142,292.52 = 31,685.40/x
  3. Step 3: Cross multiply
    94,872.44x = 142,292.52 × 31,685.40
  4. Step 4: Simplify right side
    94,872.44x = 4,508,595,413.21
  5. Step 5: Solve for x
    x = 4,508,595,413.21/94,872.44
  6. Step 6: Final answer
    x = 47,522.71

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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.