Home / 225,622.08-340,018.20-203,160.24

Finding the Fourth Proportional to 225,622.08, 340,018.20 and 203,160.24

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Solution

The fourth proportional to 225,622.08, 340,018.20 and 203,160.24 is: 306,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,622.08 : 340,018.20 = 203,160.24 : x
  2. Step 2: Convert to fraction form
    225,622.08/340,018.20 = 203,160.24/x
  3. Step 3: Cross multiply
    225,622.08x = 340,018.20 × 203,160.24
  4. Step 4: Simplify right side
    225,622.08x = 69,078,179,116.37
  5. Step 5: Solve for x
    x = 69,078,179,116.37/225,622.08
  6. Step 6: Final answer
    x = 306,167.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.