Home / 187,855.52-281,793.16-47,615.36

Finding the Fourth Proportional to 187,855.52, 281,793.16 and 47,615.36

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Solution

The fourth proportional to 187,855.52, 281,793.16 and 47,615.36 is: 71,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,855.52 : 281,793.16 = 47,615.36 : x
  2. Step 2: Convert to fraction form
    187,855.52/281,793.16 = 47,615.36/x
  3. Step 3: Cross multiply
    187,855.52x = 281,793.16 × 47,615.36
  4. Step 4: Simplify right side
    187,855.52x = 13,417,682,758.94
  5. Step 5: Solve for x
    x = 13,417,682,758.94/187,855.52
  6. Step 6: Final answer
    x = 71,425.54

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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.