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Finding the Fourth Proportional to 63,972.84, 95,974.02 and 19,606.08

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Solution

The fourth proportional to 63,972.84, 95,974.02 and 19,606.08 is: 29,413.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,972.84 : 95,974.02 = 19,606.08 : x
  2. Step 2: Convert to fraction form
    63,972.84/95,974.02 = 19,606.08/x
  3. Step 3: Cross multiply
    63,972.84x = 95,974.02 × 19,606.08
  4. Step 4: Simplify right side
    63,972.84x = 1,881,674,314.04
  5. Step 5: Solve for x
    x = 1,881,674,314.04/63,972.84
  6. Step 6: Final answer
    x = 29,413.64

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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.