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Finding the Fourth Proportional to 56,689.96, 84,982.46 and 25,083.26

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Solution

The fourth proportional to 56,689.96, 84,982.46 and 25,083.26 is: 37,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,689.96 : 84,982.46 = 25,083.26 : x
  2. Step 2: Convert to fraction form
    56,689.96/84,982.46 = 25,083.26/x
  3. Step 3: Cross multiply
    56,689.96x = 84,982.46 × 25,083.26
  4. Step 4: Simplify right side
    56,689.96x = 2,131,637,139.62
  5. Step 5: Solve for x
    x = 2,131,637,139.62/56,689.96
  6. Step 6: Final answer
    x = 37,601.67

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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.