Home / 180,490.03-248,519.91-160,311.85

Finding the Fourth Proportional to 180,490.03, 248,519.91 and 160,311.85

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Solution

The fourth proportional to 180,490.03, 248,519.91 and 160,311.85 is: 220,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,490.03 : 248,519.91 = 160,311.85 : x
  2. Step 2: Convert to fraction form
    180,490.03/248,519.91 = 160,311.85/x
  3. Step 3: Cross multiply
    180,490.03x = 248,519.91 × 160,311.85
  4. Step 4: Simplify right side
    180,490.03x = 39,840,686,544.00
  5. Step 5: Solve for x
    x = 39,840,686,544.00/180,490.03
  6. Step 6: Final answer
    x = 220,736.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.