Home / 187,749.90-281,622.42-45,596.34

Finding the Fourth Proportional to 187,749.90, 281,622.42 and 45,596.34

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Solution

The fourth proportional to 187,749.90, 281,622.42 and 45,596.34 is: 68,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,749.90 : 281,622.42 = 45,596.34 : x
  2. Step 2: Convert to fraction form
    187,749.90/281,622.42 = 45,596.34/x
  3. Step 3: Cross multiply
    187,749.90x = 281,622.42 × 45,596.34
  4. Step 4: Simplify right side
    187,749.90x = 12,840,951,613.94
  5. Step 5: Solve for x
    x = 12,840,951,613.94/187,749.90
  6. Step 6: Final answer
    x = 68,393.92

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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.