Home / 187,636.50-281,456.64-47,395.26

Finding the Fourth Proportional to 187,636.50, 281,456.64 and 47,395.26

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Solution

The fourth proportional to 187,636.50, 281,456.64 and 47,395.26 is: 71,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,636.50 : 281,456.64 = 47,395.26 : x
  2. Step 2: Convert to fraction form
    187,636.50/281,456.64 = 47,395.26/x
  3. Step 3: Cross multiply
    187,636.50x = 281,456.64 × 47,395.26
  4. Step 4: Simplify right side
    187,636.50x = 13,339,710,631.53
  5. Step 5: Solve for x
    x = 13,339,710,631.53/187,636.50
  6. Step 6: Final answer
    x = 71,093.37

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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.