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Finding the Fourth Proportional to 59,956.40, 82,745.72 and 34,804.40

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Solution

The fourth proportional to 59,956.40, 82,745.72 and 34,804.40 is: 48,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,956.40 : 82,745.72 = 34,804.40 : x
  2. Step 2: Convert to fraction form
    59,956.40/82,745.72 = 34,804.40/x
  3. Step 3: Cross multiply
    59,956.40x = 82,745.72 × 34,804.40
  4. Step 4: Simplify right side
    59,956.40x = 2,879,915,137.17
  5. Step 5: Solve for x
    x = 2,879,915,137.17/59,956.40
  6. Step 6: Final answer
    x = 48,033.49

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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.