Home / 270,431.36-373,192.08-149,563.16

Finding the Fourth Proportional to 270,431.36, 373,192.08 and 149,563.16

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Solution

The fourth proportional to 270,431.36, 373,192.08 and 149,563.16 is: 206,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,431.36 : 373,192.08 = 149,563.16 : x
  2. Step 2: Convert to fraction form
    270,431.36/373,192.08 = 149,563.16/x
  3. Step 3: Cross multiply
    270,431.36x = 373,192.08 × 149,563.16
  4. Step 4: Simplify right side
    270,431.36x = 55,815,786,771.77
  5. Step 5: Solve for x
    x = 55,815,786,771.77/270,431.36
  6. Step 6: Final answer
    x = 206,395.39

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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.