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Finding the Fourth Proportional to 63,959.94, 95,940.15 and 19,586.52

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Solution

The fourth proportional to 63,959.94, 95,940.15 and 19,586.52 is: 29,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.94 : 95,940.15 = 19,586.52 : x
  2. Step 2: Convert to fraction form
    63,959.94/95,940.15 = 19,586.52/x
  3. Step 3: Cross multiply
    63,959.94x = 95,940.15 × 19,586.52
  4. Step 4: Simplify right side
    63,959.94x = 1,879,133,666.78
  5. Step 5: Solve for x
    x = 1,879,133,666.78/63,959.94
  6. Step 6: Final answer
    x = 29,379.85

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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.