Home / 173,821.36-260,257.88-131,573.38

Finding the Fourth Proportional to 173,821.36, 260,257.88 and 131,573.38

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Solution

The fourth proportional to 173,821.36, 260,257.88 and 131,573.38 is: 197,001.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,821.36 : 260,257.88 = 131,573.38 : x
  2. Step 2: Convert to fraction form
    173,821.36/260,257.88 = 131,573.38/x
  3. Step 3: Cross multiply
    173,821.36x = 260,257.88 × 131,573.38
  4. Step 4: Simplify right side
    173,821.36x = 34,243,008,943.23
  5. Step 5: Solve for x
    x = 34,243,008,943.23/173,821.36
  6. Step 6: Final answer
    x = 197,001.16

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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.