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Finding the Fourth Proportional to 59,442.44, 89,163.81 and 15,069.21

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Solution

The fourth proportional to 59,442.44, 89,163.81 and 15,069.21 is: 22,603.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,442.44 : 89,163.81 = 15,069.21 : x
  2. Step 2: Convert to fraction form
    59,442.44/89,163.81 = 15,069.21/x
  3. Step 3: Cross multiply
    59,442.44x = 89,163.81 × 15,069.21
  4. Step 4: Simplify right side
    59,442.44x = 1,343,628,177.29
  5. Step 5: Solve for x
    x = 1,343,628,177.29/59,442.44
  6. Step 6: Final answer
    x = 22,603.85

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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.