Home / 194,890.48-268,948.44-105,466.48

Finding the Fourth Proportional to 194,890.48, 268,948.44 and 105,466.48

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Solution

The fourth proportional to 194,890.48, 268,948.44 and 105,466.48 is: 145,543.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,890.48 : 268,948.44 = 105,466.48 : x
  2. Step 2: Convert to fraction form
    194,890.48/268,948.44 = 105,466.48/x
  3. Step 3: Cross multiply
    194,890.48x = 268,948.44 × 105,466.48
  4. Step 4: Simplify right side
    194,890.48x = 28,365,045,268.29
  5. Step 5: Solve for x
    x = 28,365,045,268.29/194,890.48
  6. Step 6: Final answer
    x = 145,543.51

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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.