Home / 87,164.42-130,625.67-45,528.26

Finding the Fourth Proportional to 87,164.42, 130,625.67 and 45,528.26

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Solution

The fourth proportional to 87,164.42, 130,625.67 and 45,528.26 is: 68,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,164.42 : 130,625.67 = 45,528.26 : x
  2. Step 2: Convert to fraction form
    87,164.42/130,625.67 = 45,528.26/x
  3. Step 3: Cross multiply
    87,164.42x = 130,625.67 × 45,528.26
  4. Step 4: Simplify right side
    87,164.42x = 5,947,159,466.43
  5. Step 5: Solve for x
    x = 5,947,159,466.43/87,164.42
  6. Step 6: Final answer
    x = 68,229.21

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1.5x scale

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.