Home / 75,870.44-104,701.21-41,878.94

Finding the Fourth Proportional to 75,870.44, 104,701.21 and 41,878.94

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Solution

The fourth proportional to 75,870.44, 104,701.21 and 41,878.94 is: 57,792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,870.44 : 104,701.21 = 41,878.94 : x
  2. Step 2: Convert to fraction form
    75,870.44/104,701.21 = 41,878.94/x
  3. Step 3: Cross multiply
    75,870.44x = 104,701.21 × 41,878.94
  4. Step 4: Simplify right side
    75,870.44x = 4,384,775,505.01
  5. Step 5: Solve for x
    x = 4,384,775,505.01/75,870.44
  6. Step 6: Final answer
    x = 57,792.94

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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.