Home / 266,161.94-367,309.03-145,308.32

Finding the Fourth Proportional to 266,161.94, 367,309.03 and 145,308.32

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Solution

The fourth proportional to 266,161.94, 367,309.03 and 145,308.32 is: 200,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,161.94 : 367,309.03 = 145,308.32 : x
  2. Step 2: Convert to fraction form
    266,161.94/367,309.03 = 145,308.32/x
  3. Step 3: Cross multiply
    266,161.94x = 367,309.03 × 145,308.32
  4. Step 4: Simplify right side
    266,161.94x = 53,373,055,870.31
  5. Step 5: Solve for x
    x = 53,373,055,870.31/266,161.94
  6. Step 6: Final answer
    x = 200,528.51

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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.