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Finding the Fourth Proportional to 56,136.58, 84,204.55 and 14,016.58

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Solution

The fourth proportional to 56,136.58, 84,204.55 and 14,016.58 is: 21,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.58 : 84,204.55 = 14,016.58 : x
  2. Step 2: Convert to fraction form
    56,136.58/84,204.55 = 14,016.58/x
  3. Step 3: Cross multiply
    56,136.58x = 84,204.55 × 14,016.58
  4. Step 4: Simplify right side
    56,136.58x = 1,180,259,811.44
  5. Step 5: Solve for x
    x = 1,180,259,811.44/56,136.58
  6. Step 6: Final answer
    x = 21,024.79

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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.