Home / 56,780.23-85,182.81-16,796.09

Finding the Fourth Proportional to 56,780.23, 85,182.81 and 16,796.09

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Solution

The fourth proportional to 56,780.23, 85,182.81 and 16,796.09 is: 25,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,780.23 : 85,182.81 = 16,796.09 : x
  2. Step 2: Convert to fraction form
    56,780.23/85,182.81 = 16,796.09/x
  3. Step 3: Cross multiply
    56,780.23x = 85,182.81 × 16,796.09
  4. Step 4: Simplify right side
    56,780.23x = 1,430,738,143.21
  5. Step 5: Solve for x
    x = 1,430,738,143.21/56,780.23
  6. Step 6: Final answer
    x = 25,197.82

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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.