Home / 69,772.64-96,290.44-41,111.40

Finding the Fourth Proportional to 69,772.64, 96,290.44 and 41,111.40

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Solution

The fourth proportional to 69,772.64, 96,290.44 and 41,111.40 is: 56,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.64 : 96,290.44 = 41,111.40 : x
  2. Step 2: Convert to fraction form
    69,772.64/96,290.44 = 41,111.40/x
  3. Step 3: Cross multiply
    69,772.64x = 96,290.44 × 41,111.40
  4. Step 4: Simplify right side
    69,772.64x = 3,958,634,795.02
  5. Step 5: Solve for x
    x = 3,958,634,795.02/69,772.64
  6. Step 6: Final answer
    x = 56,736.20

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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.