Home / 190,247.68-262,662.40-122,296.32

Finding the Fourth Proportional to 190,247.68, 262,662.40 and 122,296.32

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Solution

The fourth proportional to 190,247.68, 262,662.40 and 122,296.32 is: 168,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,247.68 : 262,662.40 = 122,296.32 : x
  2. Step 2: Convert to fraction form
    190,247.68/262,662.40 = 122,296.32/x
  3. Step 3: Cross multiply
    190,247.68x = 262,662.40 × 122,296.32
  4. Step 4: Simplify right side
    190,247.68x = 32,122,644,922.37
  5. Step 5: Solve for x
    x = 32,122,644,922.37/190,247.68
  6. Step 6: Final answer
    x = 168,846.45

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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.