Home / 87,453,003.80-131,179,505.70-73,848,114.20

Finding the Fourth Proportional to 87,453,003.80, 131,179,505.70 and 73,848,114.20

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Solution

The fourth proportional to 87,453,003.80, 131,179,505.70 and 73,848,114.20 is: 110,772,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,453,003.80 : 131,179,505.70 = 73,848,114.20 : x
  2. Step 2: Convert to fraction form
    87,453,003.80/131,179,505.70 = 73,848,114.20/x
  3. Step 3: Cross multiply
    87,453,003.80x = 131,179,505.70 × 73,848,114.20
  4. Step 4: Simplify right side
    87,453,003.80x = 9,687,359,117,633,152
  5. Step 5: Solve for x
    x = 9,687,359,117,633,152/87,453,003.80
  6. Step 6: Final answer
    x = 110,772,171.30

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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.