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Finding the Fourth Proportional to 55,648.98, 83,493.99 and 26,076.42

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Solution

The fourth proportional to 55,648.98, 83,493.99 and 26,076.42 is: 39,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,648.98 : 83,493.99 = 26,076.42 : x
  2. Step 2: Convert to fraction form
    55,648.98/83,493.99 = 26,076.42/x
  3. Step 3: Cross multiply
    55,648.98x = 83,493.99 × 26,076.42
  4. Step 4: Simplify right side
    55,648.98x = 2,177,224,350.72
  5. Step 5: Solve for x
    x = 2,177,224,350.72/55,648.98
  6. Step 6: Final answer
    x = 39,124.25

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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.