Home / 51,431.36-77,108.16-41,037.44

Finding the Fourth Proportional to 51,431.36, 77,108.16 and 41,037.44

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Solution

The fourth proportional to 51,431.36, 77,108.16 and 41,037.44 is: 61,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,431.36 : 77,108.16 = 41,037.44 : x
  2. Step 2: Convert to fraction form
    51,431.36/77,108.16 = 41,037.44/x
  3. Step 3: Cross multiply
    51,431.36x = 77,108.16 × 41,037.44
  4. Step 4: Simplify right side
    51,431.36x = 3,164,321,489.51
  5. Step 5: Solve for x
    x = 3,164,321,489.51/51,431.36
  6. Step 6: Final answer
    x = 61,525.14

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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.