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Finding the Fourth Proportional to 46,293.21, 69,328.98 and 43,968.15

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Solution

The fourth proportional to 46,293.21, 69,328.98 and 43,968.15 is: 65,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,293.21 : 69,328.98 = 43,968.15 : x
  2. Step 2: Convert to fraction form
    46,293.21/69,328.98 = 43,968.15/x
  3. Step 3: Cross multiply
    46,293.21x = 69,328.98 × 43,968.15
  4. Step 4: Simplify right side
    46,293.21x = 3,048,266,991.99
  5. Step 5: Solve for x
    x = 3,048,266,991.99/46,293.21
  6. Step 6: Final answer
    x = 65,846.96

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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.