Home / 87,756.74-131,651.45-35,170.32

Finding the Fourth Proportional to 87,756.74, 131,651.45 and 35,170.32

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Solution

The fourth proportional to 87,756.74, 131,651.45 and 35,170.32 is: 52,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,756.74 : 131,651.45 = 35,170.32 : x
  2. Step 2: Convert to fraction form
    87,756.74/131,651.45 = 35,170.32/x
  3. Step 3: Cross multiply
    87,756.74x = 131,651.45 × 35,170.32
  4. Step 4: Simplify right side
    87,756.74x = 4,630,223,449.11
  5. Step 5: Solve for x
    x = 4,630,223,449.11/87,756.74
  6. Step 6: Final answer
    x = 52,762.03

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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.