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Finding the Fourth Proportional to 96,606.63, 144,913.19 and 29,141.73

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Solution

The fourth proportional to 96,606.63, 144,913.19 and 29,141.73 is: 43,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,606.63 : 144,913.19 = 29,141.73 : x
  2. Step 2: Convert to fraction form
    96,606.63/144,913.19 = 29,141.73/x
  3. Step 3: Cross multiply
    96,606.63x = 144,913.19 × 29,141.73
  4. Step 4: Simplify right side
    96,606.63x = 4,223,020,910.71
  5. Step 5: Solve for x
    x = 4,223,020,910.71/96,606.63
  6. Step 6: Final answer
    x = 43,713.57

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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.