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Finding the Fourth Proportional to 196,615.63, 294,924.52 and 48,871.63

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Solution

The fourth proportional to 196,615.63, 294,924.52 and 48,871.63 is: 73,307.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,615.63 : 294,924.52 = 48,871.63 : x
  2. Step 2: Convert to fraction form
    196,615.63/294,924.52 = 48,871.63/x
  3. Step 3: Cross multiply
    196,615.63x = 294,924.52 × 48,871.63
  4. Step 4: Simplify right side
    196,615.63x = 14,413,440,544.75
  5. Step 5: Solve for x
    x = 14,413,440,544.75/196,615.63
  6. Step 6: Final answer
    x = 73,307.71

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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.