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Finding the Fourth Proportional to 63,775.52, 95,673.74 and 19,391.97

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Solution

The fourth proportional to 63,775.52, 95,673.74 and 19,391.97 is: 29,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,775.52 : 95,673.74 = 19,391.97 : x
  2. Step 2: Convert to fraction form
    63,775.52/95,673.74 = 19,391.97/x
  3. Step 3: Cross multiply
    63,775.52x = 95,673.74 × 19,391.97
  4. Step 4: Simplify right side
    63,775.52x = 1,855,302,295.87
  5. Step 5: Solve for x
    x = 1,855,302,295.87/63,775.52
  6. Step 6: Final answer
    x = 29,091.14

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1.5x scale

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.