Home / 87,401,145.60-131,054,479.20-36,288,331.20

Finding the Fourth Proportional to 87,401,145.60, 131,054,479.20 and 36,288,331.20

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Solution

The fourth proportional to 87,401,145.60, 131,054,479.20 and 36,288,331.20 is: 54,412,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,401,145.60 : 131,054,479.20 = 36,288,331.20 : x
  2. Step 2: Convert to fraction form
    87,401,145.60/131,054,479.20 = 36,288,331.20/x
  3. Step 3: Cross multiply
    87,401,145.60x = 131,054,479.20 × 36,288,331.20
  4. Step 4: Simplify right side
    87,401,145.60x = 4,755,748,346,453,112
  5. Step 5: Solve for x
    x = 4,755,748,346,453,112/87,401,145.60
  6. Step 6: Final answer
    x = 54,412,883.42

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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.