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Finding the Fourth Proportional to 461,092.44, 691,638.04 and 124,133.46

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Solution

The fourth proportional to 461,092.44, 691,638.04 and 124,133.46 is: 186,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,092.44 : 691,638.04 = 124,133.46 : x
  2. Step 2: Convert to fraction form
    461,092.44/691,638.04 = 124,133.46/x
  3. Step 3: Cross multiply
    461,092.44x = 691,638.04 × 124,133.46
  4. Step 4: Simplify right side
    461,092.44x = 85,855,422,972.82
  5. Step 5: Solve for x
    x = 85,855,422,972.82/461,092.44
  6. Step 6: Final answer
    x = 186,200.03

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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.