Home / 75,878.02-104,717.46-41,893.05

Finding the Fourth Proportional to 75,878.02, 104,717.46 and 41,893.05

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Solution

The fourth proportional to 75,878.02, 104,717.46 and 41,893.05 is: 57,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,878.02 : 104,717.46 = 41,893.05 : x
  2. Step 2: Convert to fraction form
    75,878.02/104,717.46 = 41,893.05/x
  3. Step 3: Cross multiply
    75,878.02x = 104,717.46 × 41,893.05
  4. Step 4: Simplify right side
    75,878.02x = 4,386,933,787.65
  5. Step 5: Solve for x
    x = 4,386,933,787.65/75,878.02
  6. Step 6: Final answer
    x = 57,815.61

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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.