Home / 173,073.30-259,653.78-53,136.37

Finding the Fourth Proportional to 173,073.30, 259,653.78 and 53,136.37

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Solution

The fourth proportional to 173,073.30, 259,653.78 and 53,136.37 is: 79,718.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,073.30 : 259,653.78 = 53,136.37 : x
  2. Step 2: Convert to fraction form
    173,073.30/259,653.78 = 53,136.37/x
  3. Step 3: Cross multiply
    173,073.30x = 259,653.78 × 53,136.37
  4. Step 4: Simplify right side
    173,073.30x = 13,797,059,325.98
  5. Step 5: Solve for x
    x = 13,797,059,325.98/173,073.30
  6. Step 6: Final answer
    x = 79,718.01

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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.