Home / 51,181.47-76,745.48-16,111.71

Finding the Fourth Proportional to 51,181.47, 76,745.48 and 16,111.71

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Solution

The fourth proportional to 51,181.47, 76,745.48 and 16,111.71 is: 24,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181.47 : 76,745.48 = 16,111.71 : x
  2. Step 2: Convert to fraction form
    51,181.47/76,745.48 = 16,111.71/x
  3. Step 3: Cross multiply
    51,181.47x = 76,745.48 × 16,111.71
  4. Step 4: Simplify right side
    51,181.47x = 1,236,500,837.01
  5. Step 5: Solve for x
    x = 1,236,500,837.01/51,181.47
  6. Step 6: Final answer
    x = 24,159.15

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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.