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Finding the Fourth Proportional to 61,323.84, 91,908.81 and 26,222.22

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Solution

The fourth proportional to 61,323.84, 91,908.81 and 26,222.22 is: 39,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,323.84 : 91,908.81 = 26,222.22 : x
  2. Step 2: Convert to fraction form
    61,323.84/91,908.81 = 26,222.22/x
  3. Step 3: Cross multiply
    61,323.84x = 91,908.81 × 26,222.22
  4. Step 4: Simplify right side
    61,323.84x = 2,410,053,035.76
  5. Step 5: Solve for x
    x = 2,410,053,035.76/61,323.84
  6. Step 6: Final answer
    x = 39,300.43

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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.