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Finding the Fourth Proportional to 69,611.36, 96,019.98 and 41,297

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Solution

The fourth proportional to 69,611.36, 96,019.98 and 41,297 is: 56,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,611.36 : 96,019.98 = 41,297 : x
  2. Step 2: Convert to fraction form
    69,611.36/96,019.98 = 41,297/x
  3. Step 3: Cross multiply
    69,611.36x = 96,019.98 × 41,297
  4. Step 4: Simplify right side
    69,611.36x = 3,965,337,114.06
  5. Step 5: Solve for x
    x = 3,965,337,114.06/69,611.36
  6. Step 6: Final answer
    x = 56,963.94

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1.5x scale

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.