Home / 190,101.02-262,334.19-108,427.42

Finding the Fourth Proportional to 190,101.02, 262,334.19 and 108,427.42

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Solution

The fourth proportional to 190,101.02, 262,334.19 and 108,427.42 is: 149,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,101.02 : 262,334.19 = 108,427.42 : x
  2. Step 2: Convert to fraction form
    190,101.02/262,334.19 = 108,427.42/x
  3. Step 3: Cross multiply
    190,101.02x = 262,334.19 × 108,427.42
  4. Step 4: Simplify right side
    190,101.02x = 28,444,220,134.01
  5. Step 5: Solve for x
    x = 28,444,220,134.01/190,101.02
  6. Step 6: Final answer
    x = 149,626.87

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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.