Home / 187,769.15-281,653.94-47,527.77

Finding the Fourth Proportional to 187,769.15, 281,653.94 and 47,527.77

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Solution

The fourth proportional to 187,769.15, 281,653.94 and 47,527.77 is: 71,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,769.15 : 281,653.94 = 47,527.77 : x
  2. Step 2: Convert to fraction form
    187,769.15/281,653.94 = 47,527.77/x
  3. Step 3: Cross multiply
    187,769.15x = 281,653.94 × 47,527.77
  4. Step 4: Simplify right side
    187,769.15x = 13,386,383,679.91
  5. Step 5: Solve for x
    x = 13,386,383,679.91/187,769.15
  6. Step 6: Final answer
    x = 71,291.71

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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.