Home / 112,745.56-169,099.44-37,857.28

Finding the Fourth Proportional to 112,745.56, 169,099.44 and 37,857.28

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Solution

The fourth proportional to 112,745.56, 169,099.44 and 37,857.28 is: 56,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,745.56 : 169,099.44 = 37,857.28 : x
  2. Step 2: Convert to fraction form
    112,745.56/169,099.44 = 37,857.28/x
  3. Step 3: Cross multiply
    112,745.56x = 169,099.44 × 37,857.28
  4. Step 4: Simplify right side
    112,745.56x = 6,401,644,847.92
  5. Step 5: Solve for x
    x = 6,401,644,847.92/112,745.56
  6. Step 6: Final answer
    x = 56,779.57

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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.