Home / 192,394.10-288,263.10-164,181.80

Finding the Fourth Proportional to 192,394.10, 288,263.10 and 164,181.80

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Solution

The fourth proportional to 192,394.10, 288,263.10 and 164,181.80 is: 245,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,394.10 : 288,263.10 = 164,181.80 : x
  2. Step 2: Convert to fraction form
    192,394.10/288,263.10 = 164,181.80/x
  3. Step 3: Cross multiply
    192,394.10x = 288,263.10 × 164,181.80
  4. Step 4: Simplify right side
    192,394.10x = 47,327,554,631.58
  5. Step 5: Solve for x
    x = 47,327,554,631.58/192,394.10
  6. Step 6: Final answer
    x = 245,992.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.