Home / 51,261.37-76,916.63-27,887.77

Finding the Fourth Proportional to 51,261.37, 76,916.63 and 27,887.77

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Solution

The fourth proportional to 51,261.37, 76,916.63 and 27,887.77 is: 41,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,261.37 : 76,916.63 = 27,887.77 : x
  2. Step 2: Convert to fraction form
    51,261.37/76,916.63 = 27,887.77/x
  3. Step 3: Cross multiply
    51,261.37x = 76,916.63 × 27,887.77
  4. Step 4: Simplify right side
    51,261.37x = 2,145,033,147.18
  5. Step 5: Solve for x
    x = 2,145,033,147.18/51,261.37
  6. Step 6: Final answer
    x = 41,845.02

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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.