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Finding the Fourth Proportional to 94,340.63, 141,469.43 and 49,957.01

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Solution

The fourth proportional to 94,340.63, 141,469.43 and 49,957.01 is: 74,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,340.63 : 141,469.43 = 49,957.01 : x
  2. Step 2: Convert to fraction form
    94,340.63/141,469.43 = 49,957.01/x
  3. Step 3: Cross multiply
    94,340.63x = 141,469.43 × 49,957.01
  4. Step 4: Simplify right side
    94,340.63x = 7,067,389,833.09
  5. Step 5: Solve for x
    x = 7,067,389,833.09/94,340.63
  6. Step 6: Final answer
    x = 74,913.54

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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.