Home / 266,105.74-367,222.90-151,381.69

Finding the Fourth Proportional to 266,105.74, 367,222.90 and 151,381.69

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Solution

The fourth proportional to 266,105.74, 367,222.90 and 151,381.69 is: 208,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,105.74 : 367,222.90 = 151,381.69 : x
  2. Step 2: Convert to fraction form
    266,105.74/367,222.90 = 151,381.69/x
  3. Step 3: Cross multiply
    266,105.74x = 367,222.90 × 151,381.69
  4. Step 4: Simplify right side
    266,105.74x = 55,590,823,208.70
  5. Step 5: Solve for x
    x = 55,590,823,208.70/266,105.74
  6. Step 6: Final answer
    x = 208,905.01

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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.