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Finding the Fourth Proportional to 69,465.68, 104,186.46 and 19,533.94

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Solution

The fourth proportional to 69,465.68, 104,186.46 and 19,533.94 is: 29,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,465.68 : 104,186.46 = 19,533.94 : x
  2. Step 2: Convert to fraction form
    69,465.68/104,186.46 = 19,533.94/x
  3. Step 3: Cross multiply
    69,465.68x = 104,186.46 × 19,533.94
  4. Step 4: Simplify right side
    69,465.68x = 2,035,172,058.45
  5. Step 5: Solve for x
    x = 2,035,172,058.45/69,465.68
  6. Step 6: Final answer
    x = 29,297.52

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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.