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Finding the Fourth Proportional to 62,509.41, 86,260.83 and 35,660.61

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Solution

The fourth proportional to 62,509.41, 86,260.83 and 35,660.61 is: 49,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,509.41 : 86,260.83 = 35,660.61 : x
  2. Step 2: Convert to fraction form
    62,509.41/86,260.83 = 35,660.61/x
  3. Step 3: Cross multiply
    62,509.41x = 86,260.83 × 35,660.61
  4. Step 4: Simplify right side
    62,509.41x = 3,076,113,816.91
  5. Step 5: Solve for x
    x = 3,076,113,816.91/62,509.41
  6. Step 6: Final answer
    x = 49,210.41

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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.