Home / 149,621.06-206,462.22-104,396.24

Finding the Fourth Proportional to 149,621.06, 206,462.22 and 104,396.24

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Solution

The fourth proportional to 149,621.06, 206,462.22 and 104,396.24 is: 144,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,621.06 : 206,462.22 = 104,396.24 : x
  2. Step 2: Convert to fraction form
    149,621.06/206,462.22 = 104,396.24/x
  3. Step 3: Cross multiply
    149,621.06x = 206,462.22 × 104,396.24
  4. Step 4: Simplify right side
    149,621.06x = 21,553,879,470.05
  5. Step 5: Solve for x
    x = 21,553,879,470.05/149,621.06
  6. Step 6: Final answer
    x = 144,056.45

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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.