Home / 266,657.04-367,993.26-145,803.42

Finding the Fourth Proportional to 266,657.04, 367,993.26 and 145,803.42

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Solution

The fourth proportional to 266,657.04, 367,993.26 and 145,803.42 is: 201,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,657.04 : 367,993.26 = 145,803.42 : x
  2. Step 2: Convert to fraction form
    266,657.04/367,993.26 = 145,803.42/x
  3. Step 3: Cross multiply
    266,657.04x = 367,993.26 × 145,803.42
  4. Step 4: Simplify right side
    266,657.04x = 53,654,675,844.95
  5. Step 5: Solve for x
    x = 53,654,675,844.95/266,657.04
  6. Step 6: Final answer
    x = 201,212.30

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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.