Home / 171,466.34-236,685.66-139,579.88

Finding the Fourth Proportional to 171,466.34, 236,685.66 and 139,579.88

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Solution

The fourth proportional to 171,466.34, 236,685.66 and 139,579.88 is: 192,670.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,466.34 : 236,685.66 = 139,579.88 : x
  2. Step 2: Convert to fraction form
    171,466.34/236,685.66 = 139,579.88/x
  3. Step 3: Cross multiply
    171,466.34x = 236,685.66 × 139,579.88
  4. Step 4: Simplify right side
    171,466.34x = 33,036,556,020.52
  5. Step 5: Solve for x
    x = 33,036,556,020.52/171,466.34
  6. Step 6: Final answer
    x = 192,670.79

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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.