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Finding the Fourth Proportional to 59,772.86, 82,486.79 and 35,899.94

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Solution

The fourth proportional to 59,772.86, 82,486.79 and 35,899.94 is: 49,542.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,772.86 : 82,486.79 = 35,899.94 : x
  2. Step 2: Convert to fraction form
    59,772.86/82,486.79 = 35,899.94/x
  3. Step 3: Cross multiply
    59,772.86x = 82,486.79 × 35,899.94
  4. Step 4: Simplify right side
    59,772.86x = 2,961,270,632.29
  5. Step 5: Solve for x
    x = 2,961,270,632.29/59,772.86
  6. Step 6: Final answer
    x = 49,542.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.