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Finding the Fourth Proportional to 63,790.88, 95,678.80 and 17,047.36

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Solution

The fourth proportional to 63,790.88, 95,678.80 and 17,047.36 is: 25,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,790.88 : 95,678.80 = 17,047.36 : x
  2. Step 2: Convert to fraction form
    63,790.88/95,678.80 = 17,047.36/x
  3. Step 3: Cross multiply
    63,790.88x = 95,678.80 × 17,047.36
  4. Step 4: Simplify right side
    63,790.88x = 1,631,070,947.97
  5. Step 5: Solve for x
    x = 1,631,070,947.97/63,790.88
  6. Step 6: Final answer
    x = 25,569.03

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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.