Home / 50,187.78-75,267.09-15,118.02

Finding the Fourth Proportional to 50,187.78, 75,267.09 and 15,118.02

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Solution

The fourth proportional to 50,187.78, 75,267.09 and 15,118.02 is: 22,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,187.78 : 75,267.09 = 15,118.02 : x
  2. Step 2: Convert to fraction form
    50,187.78/75,267.09 = 15,118.02/x
  3. Step 3: Cross multiply
    50,187.78x = 75,267.09 × 15,118.02
  4. Step 4: Simplify right side
    50,187.78x = 1,137,889,371.96
  5. Step 5: Solve for x
    x = 1,137,889,371.96/50,187.78
  6. Step 6: Final answer
    x = 22,672.64

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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.