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Finding the Fourth Proportional to 69,232.79, 95,541.26 and 39,019.22

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Solution

The fourth proportional to 69,232.79, 95,541.26 and 39,019.22 is: 53,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,232.79 : 95,541.26 = 39,019.22 : x
  2. Step 2: Convert to fraction form
    69,232.79/95,541.26 = 39,019.22/x
  3. Step 3: Cross multiply
    69,232.79x = 95,541.26 × 39,019.22
  4. Step 4: Simplify right side
    69,232.79x = 3,727,945,128.49
  5. Step 5: Solve for x
    x = 3,727,945,128.49/69,232.79
  6. Step 6: Final answer
    x = 53,846.52

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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.