Home / 266,051.21-367,158.78-151,346.48

Finding the Fourth Proportional to 266,051.21, 367,158.78 and 151,346.48

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Solution

The fourth proportional to 266,051.21, 367,158.78 and 151,346.48 is: 208,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,051.21 : 367,158.78 = 151,346.48 : x
  2. Step 2: Convert to fraction form
    266,051.21/367,158.78 = 151,346.48/x
  3. Step 3: Cross multiply
    266,051.21x = 367,158.78 × 151,346.48
  4. Step 4: Simplify right side
    266,051.21x = 55,568,186,361.57
  5. Step 5: Solve for x
    x = 55,568,186,361.57/266,051.21
  6. Step 6: Final answer
    x = 208,862.75

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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.