Home / 180,669.26-270,949.88-54,275.70

Finding the Fourth Proportional to 180,669.26, 270,949.88 and 54,275.70

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Solution

The fourth proportional to 180,669.26, 270,949.88 and 54,275.70 is: 81,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,669.26 : 270,949.88 = 54,275.70 : x
  2. Step 2: Convert to fraction form
    180,669.26/270,949.88 = 54,275.70/x
  3. Step 3: Cross multiply
    180,669.26x = 270,949.88 × 54,275.70
  4. Step 4: Simplify right side
    180,669.26x = 14,705,994,401.92
  5. Step 5: Solve for x
    x = 14,705,994,401.92/180,669.26
  6. Step 6: Final answer
    x = 81,397.32

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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.