Home / 51,148.89-76,716.05-16,087.64

Finding the Fourth Proportional to 51,148.89, 76,716.05 and 16,087.64

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Solution

The fourth proportional to 51,148.89, 76,716.05 and 16,087.64 is: 24,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148.89 : 76,716.05 = 16,087.64 : x
  2. Step 2: Convert to fraction form
    51,148.89/76,716.05 = 16,087.64/x
  3. Step 3: Cross multiply
    51,148.89x = 76,716.05 × 16,087.64
  4. Step 4: Simplify right side
    51,148.89x = 1,234,179,730.60
  5. Step 5: Solve for x
    x = 1,234,179,730.60/51,148.89
  6. Step 6: Final answer
    x = 24,129.16

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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.