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Finding the Fourth Proportional to 195,063.71, 292,605.70 and 61,954.38

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Solution

The fourth proportional to 195,063.71, 292,605.70 and 61,954.38 is: 92,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,063.71 : 292,605.70 = 61,954.38 : x
  2. Step 2: Convert to fraction form
    195,063.71/292,605.70 = 61,954.38/x
  3. Step 3: Cross multiply
    195,063.71x = 292,605.70 × 61,954.38
  4. Step 4: Simplify right side
    195,063.71x = 18,128,204,573.08
  5. Step 5: Solve for x
    x = 18,128,204,573.08/195,063.71
  6. Step 6: Final answer
    x = 92,934.79

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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.