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Finding the Fourth Proportional to 69,745.16, 104,617.76 and 32,284.76

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Solution

The fourth proportional to 69,745.16, 104,617.76 and 32,284.76 is: 48,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,745.16 : 104,617.76 = 32,284.76 : x
  2. Step 2: Convert to fraction form
    69,745.16/104,617.76 = 32,284.76/x
  3. Step 3: Cross multiply
    69,745.16x = 104,617.76 × 32,284.76
  4. Step 4: Simplify right side
    69,745.16x = 3,377,558,588.83
  5. Step 5: Solve for x
    x = 3,377,558,588.83/69,745.16
  6. Step 6: Final answer
    x = 48,427.14

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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.