Home / 87,252.26-130,850.66-28,074.16

Finding the Fourth Proportional to 87,252.26, 130,850.66 and 28,074.16

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Solution

The fourth proportional to 87,252.26, 130,850.66 and 28,074.16 is: 42,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,252.26 : 130,850.66 = 28,074.16 : x
  2. Step 2: Convert to fraction form
    87,252.26/130,850.66 = 28,074.16/x
  3. Step 3: Cross multiply
    87,252.26x = 130,850.66 × 28,074.16
  4. Step 4: Simplify right side
    87,252.26x = 3,673,522,364.95
  5. Step 5: Solve for x
    x = 3,673,522,364.95/87,252.26
  6. Step 6: Final answer
    x = 42,102.32

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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.