Home / 302,968.37-418,077.26-166,994.80

Finding the Fourth Proportional to 302,968.37, 418,077.26 and 166,994.80

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Solution

The fourth proportional to 302,968.37, 418,077.26 and 166,994.80 is: 230,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,968.37 : 418,077.26 = 166,994.80 : x
  2. Step 2: Convert to fraction form
    302,968.37/418,077.26 = 166,994.80/x
  3. Step 3: Cross multiply
    302,968.37x = 418,077.26 × 166,994.80
  4. Step 4: Simplify right side
    302,968.37x = 69,816,727,164.31
  5. Step 5: Solve for x
    x = 69,816,727,164.31/302,968.37
  6. Step 6: Final answer
    x = 230,442.30

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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.