Home / 87,804,014.20-131,706,021.30-57,193,012.60

Finding the Fourth Proportional to 87,804,014.20, 131,706,021.30 and 57,193,012.60

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Solution

The fourth proportional to 87,804,014.20, 131,706,021.30 and 57,193,012.60 is: 85,789,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,804,014.20 : 131,706,021.30 = 57,193,012.60 : x
  2. Step 2: Convert to fraction form
    87,804,014.20/131,706,021.30 = 57,193,012.60/x
  3. Step 3: Cross multiply
    87,804,014.20x = 131,706,021.30 × 57,193,012.60
  4. Step 4: Simplify right side
    87,804,014.20x = 7,532,664,135,706,768
  5. Step 5: Solve for x
    x = 7,532,664,135,706,768/87,804,014.20
  6. Step 6: Final answer
    x = 85,789,518.90

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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.