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Finding the Fourth Proportional to 56,064.55, 84,072.42 and 16,074.71

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Solution

The fourth proportional to 56,064.55, 84,072.42 and 16,074.71 is: 24,105.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,064.55 : 84,072.42 = 16,074.71 : x
  2. Step 2: Convert to fraction form
    56,064.55/84,072.42 = 16,074.71/x
  3. Step 3: Cross multiply
    56,064.55x = 84,072.42 × 16,074.71
  4. Step 4: Simplify right side
    56,064.55x = 1,351,439,770.50
  5. Step 5: Solve for x
    x = 1,351,439,770.50/56,064.55
  6. Step 6: Final answer
    x = 24,105.07

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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.