Home / 55,345.44-76,376.61-30,194.94

Finding the Fourth Proportional to 55,345.44, 76,376.61 and 30,194.94

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Solution

The fourth proportional to 55,345.44, 76,376.61 and 30,194.94 is: 41,668.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345.44 : 76,376.61 = 30,194.94 : x
  2. Step 2: Convert to fraction form
    55,345.44/76,376.61 = 30,194.94/x
  3. Step 3: Cross multiply
    55,345.44x = 76,376.61 × 30,194.94
  4. Step 4: Simplify right side
    55,345.44x = 2,306,187,156.35
  5. Step 5: Solve for x
    x = 2,306,187,156.35/55,345.44
  6. Step 6: Final answer
    x = 41,668.96

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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.