Home / 89,428.44-134,142.60-22,868.64

Finding the Fourth Proportional to 89,428.44, 134,142.60 and 22,868.64

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Solution

The fourth proportional to 89,428.44, 134,142.60 and 22,868.64 is: 34,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,428.44 : 134,142.60 = 22,868.64 : x
  2. Step 2: Convert to fraction form
    89,428.44/134,142.60 = 22,868.64/x
  3. Step 3: Cross multiply
    89,428.44x = 134,142.60 × 22,868.64
  4. Step 4: Simplify right side
    89,428.44x = 3,067,658,828.06
  5. Step 5: Solve for x
    x = 3,067,658,828.06/89,428.44
  6. Step 6: Final answer
    x = 34,302.94

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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.