Home / 89,825.67-134,791.02-49,878.32

Finding the Fourth Proportional to 89,825.67, 134,791.02 and 49,878.32

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Solution

The fourth proportional to 89,825.67, 134,791.02 and 49,878.32 is: 74,846.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,825.67 : 134,791.02 = 49,878.32 : x
  2. Step 2: Convert to fraction form
    89,825.67/134,791.02 = 49,878.32/x
  3. Step 3: Cross multiply
    89,825.67x = 134,791.02 × 49,878.32
  4. Step 4: Simplify right side
    89,825.67x = 6,723,148,954.73
  5. Step 5: Solve for x
    x = 6,723,148,954.73/89,825.67
  6. Step 6: Final answer
    x = 74,846.63

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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.