Home / 87,942,758.60-131,914,137.90-73,833,984.20

Finding the Fourth Proportional to 87,942,758.60, 131,914,137.90 and 73,833,984.20

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Solution

The fourth proportional to 87,942,758.60, 131,914,137.90 and 73,833,984.20 is: 110,750,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,942,758.60 : 131,914,137.90 = 73,833,984.20 : x
  2. Step 2: Convert to fraction form
    87,942,758.60/131,914,137.90 = 73,833,984.20/x
  3. Step 3: Cross multiply
    87,942,758.60x = 131,914,137.90 × 73,833,984.20
  4. Step 4: Simplify right side
    87,942,758.60x = 9,739,746,373,465,222
  5. Step 5: Solve for x
    x = 9,739,746,373,465,222/87,942,758.60
  6. Step 6: Final answer
    x = 110,750,976.30

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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.