Home / 58,285.44-80,447.04-33,137.28

Finding the Fourth Proportional to 58,285.44, 80,447.04 and 33,137.28

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Solution

The fourth proportional to 58,285.44, 80,447.04 and 33,137.28 is: 45,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,285.44 : 80,447.04 = 33,137.28 : x
  2. Step 2: Convert to fraction form
    58,285.44/80,447.04 = 33,137.28/x
  3. Step 3: Cross multiply
    58,285.44x = 80,447.04 × 33,137.28
  4. Step 4: Simplify right side
    58,285.44x = 2,665,796,089.65
  5. Step 5: Solve for x
    x = 2,665,796,089.65/58,285.44
  6. Step 6: Final answer
    x = 45,736.91

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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.