Home / 266,222.89-367,389.37-145,365.02

Finding the Fourth Proportional to 266,222.89, 367,389.37 and 145,365.02

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Solution

The fourth proportional to 266,222.89, 367,389.37 and 145,365.02 is: 200,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,222.89 : 367,389.37 = 145,365.02 : x
  2. Step 2: Convert to fraction form
    266,222.89/367,389.37 = 145,365.02/x
  3. Step 3: Cross multiply
    266,222.89x = 367,389.37 × 145,365.02
  4. Step 4: Simplify right side
    266,222.89x = 53,405,563,117.84
  5. Step 5: Solve for x
    x = 53,405,563,117.84/266,222.89
  6. Step 6: Final answer
    x = 200,604.70

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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.