Home / 131,032.91-196,647-97,376.47

Finding the Fourth Proportional to 131,032.91, 196,647 and 97,376.47

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Solution

The fourth proportional to 131,032.91, 196,647 and 97,376.47 is: 146,137.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,032.91 : 196,647 = 97,376.47 : x
  2. Step 2: Convert to fraction form
    131,032.91/196,647 = 97,376.47/x
  3. Step 3: Cross multiply
    131,032.91x = 196,647 × 97,376.47
  4. Step 4: Simplify right side
    131,032.91x = 19,148,790,696.09
  5. Step 5: Solve for x
    x = 19,148,790,696.09/131,032.91
  6. Step 6: Final answer
    x = 146,137.26

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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.