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Finding the Fourth Proportional to 195,063.21, 292,604.94 and 61,953.88

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Solution

The fourth proportional to 195,063.21, 292,604.94 and 61,953.88 is: 92,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,063.21 : 292,604.94 = 61,953.88 : x
  2. Step 2: Convert to fraction form
    195,063.21/292,604.94 = 61,953.88/x
  3. Step 3: Cross multiply
    195,063.21x = 292,604.94 × 61,953.88
  4. Step 4: Simplify right side
    195,063.21x = 18,128,011,340.17
  5. Step 5: Solve for x
    x = 18,128,011,340.17/195,063.21
  6. Step 6: Final answer
    x = 92,934.04

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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.