Home / 51,169.21-76,612.09-26,155.39

Finding the Fourth Proportional to 51,169.21, 76,612.09 and 26,155.39

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Solution

The fourth proportional to 51,169.21, 76,612.09 and 26,155.39 is: 39,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,169.21 : 76,612.09 = 26,155.39 : x
  2. Step 2: Convert to fraction form
    51,169.21/76,612.09 = 26,155.39/x
  3. Step 3: Cross multiply
    51,169.21x = 76,612.09 × 26,155.39
  4. Step 4: Simplify right side
    51,169.21x = 2,003,819,092.67
  5. Step 5: Solve for x
    x = 2,003,819,092.67/51,169.21
  6. Step 6: Final answer
    x = 39,160.64

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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.