Home / 94,735.43-142,072.38-31,538.57

Finding the Fourth Proportional to 94,735.43, 142,072.38 and 31,538.57

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Solution

The fourth proportional to 94,735.43, 142,072.38 and 31,538.57 is: 47,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,735.43 : 142,072.38 = 31,538.57 : x
  2. Step 2: Convert to fraction form
    94,735.43/142,072.38 = 31,538.57/x
  3. Step 3: Cross multiply
    94,735.43x = 142,072.38 × 31,538.57
  4. Step 4: Simplify right side
    94,735.43x = 4,480,759,701.70
  5. Step 5: Solve for x
    x = 4,480,759,701.70/94,735.43
  6. Step 6: Final answer
    x = 47,297.61

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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.