Home / 188,247.02-280,709.94-162,119.66

Finding the Fourth Proportional to 188,247.02, 280,709.94 and 162,119.66

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Solution

The fourth proportional to 188,247.02, 280,709.94 and 162,119.66 is: 241,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,247.02 : 280,709.94 = 162,119.66 : x
  2. Step 2: Convert to fraction form
    188,247.02/280,709.94 = 162,119.66/x
  3. Step 3: Cross multiply
    188,247.02x = 280,709.94 × 162,119.66
  4. Step 4: Simplify right side
    188,247.02x = 45,508,599,220.82
  5. Step 5: Solve for x
    x = 45,508,599,220.82/188,247.02
  6. Step 6: Final answer
    x = 241,749.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.