Home / 302,964.26-418,085.60-165,144.98

Finding the Fourth Proportional to 302,964.26, 418,085.60 and 165,144.98

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Solution

The fourth proportional to 302,964.26, 418,085.60 and 165,144.98 is: 227,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,964.26 : 418,085.60 = 165,144.98 : x
  2. Step 2: Convert to fraction form
    302,964.26/418,085.60 = 165,144.98/x
  3. Step 3: Cross multiply
    302,964.26x = 418,085.60 × 165,144.98
  4. Step 4: Simplify right side
    302,964.26x = 69,044,735,134.14
  5. Step 5: Solve for x
    x = 69,044,735,134.14/302,964.26
  6. Step 6: Final answer
    x = 227,897.30

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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.