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Finding the Fourth Proportional to 49,469, 68,271.54 and 27,117.32

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Solution

The fourth proportional to 49,469, 68,271.54 and 27,117.32 is: 37,424.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,469 : 68,271.54 = 27,117.32 : x
  2. Step 2: Convert to fraction form
    49,469/68,271.54 = 27,117.32/x
  3. Step 3: Cross multiply
    49,469x = 68,271.54 × 27,117.32
  4. Step 4: Simplify right side
    49,469x = 1,851,341,197.07
  5. Step 5: Solve for x
    x = 1,851,341,197.07/49,469
  6. Step 6: Final answer
    x = 37,424.27

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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.