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Finding the Fourth Proportional to 104,992.77, 157,520.94 and 37,515.97

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Solution

The fourth proportional to 104,992.77, 157,520.94 and 37,515.97 is: 56,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,992.77 : 157,520.94 = 37,515.97 : x
  2. Step 2: Convert to fraction form
    104,992.77/157,520.94 = 37,515.97/x
  3. Step 3: Cross multiply
    104,992.77x = 157,520.94 × 37,515.97
  4. Step 4: Simplify right side
    104,992.77x = 5,909,550,859.41
  5. Step 5: Solve for x
    x = 5,909,550,859.41/104,992.77
  6. Step 6: Final answer
    x = 56,285.31

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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.