Home / 87,972,570.84-131,954,563.98-32,651,170.32

Finding the Fourth Proportional to 87,972,570.84, 131,954,563.98 and 32,651,170.32

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Solution

The fourth proportional to 87,972,570.84, 131,954,563.98 and 32,651,170.32 is: 48,975,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,972,570.84 : 131,954,563.98 = 32,651,170.32 : x
  2. Step 2: Convert to fraction form
    87,972,570.84/131,954,563.98 = 32,651,170.32/x
  3. Step 3: Cross multiply
    87,972,570.84x = 131,954,563.98 × 32,651,170.32
  4. Step 4: Simplify right side
    87,972,570.84x = 4,308,470,943,012,317
  5. Step 5: Solve for x
    x = 4,308,470,943,012,317/87,972,570.84
  6. Step 6: Final answer
    x = 48,975,162.39

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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.