Home / 266,427.82-367,666.05-145,566.51

Finding the Fourth Proportional to 266,427.82, 367,666.05 and 145,566.51

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Solution

The fourth proportional to 266,427.82, 367,666.05 and 145,566.51 is: 200,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,427.82 : 367,666.05 = 145,566.51 : x
  2. Step 2: Convert to fraction form
    266,427.82/367,666.05 = 145,566.51/x
  3. Step 3: Cross multiply
    266,427.82x = 367,666.05 × 145,566.51
  4. Step 4: Simplify right side
    266,427.82x = 53,519,863,743.99
  5. Step 5: Solve for x
    x = 53,519,863,743.99/266,427.82
  6. Step 6: Final answer
    x = 200,879.41

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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.