Home / 104,942,915.15-144,821,725.94-57,899,986.25

Finding the Fourth Proportional to 104,942,915.15, 144,821,725.94 and 57,899,986.25

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Solution

The fourth proportional to 104,942,915.15, 144,821,725.94 and 57,899,986.25 is: 79,902,258.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,942,915.15 : 144,821,725.94 = 57,899,986.25 : x
  2. Step 2: Convert to fraction form
    104,942,915.15/144,821,725.94 = 57,899,986.25/x
  3. Step 3: Cross multiply
    104,942,915.15x = 144,821,725.94 × 57,899,986.25
  4. Step 4: Simplify right side
    104,942,915.15x = 8,385,175,940,047,909
  5. Step 5: Solve for x
    x = 8,385,175,940,047,909/104,942,915.15
  6. Step 6: Final answer
    x = 79,902,258.56

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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.