Home / 56,805.17-85,207.82-30,676.05

Finding the Fourth Proportional to 56,805.17, 85,207.82 and 30,676.05

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Solution

The fourth proportional to 56,805.17, 85,207.82 and 30,676.05 is: 46,014.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,805.17 : 85,207.82 = 30,676.05 : x
  2. Step 2: Convert to fraction form
    56,805.17/85,207.82 = 30,676.05/x
  3. Step 3: Cross multiply
    56,805.17x = 85,207.82 × 30,676.05
  4. Step 4: Simplify right side
    56,805.17x = 2,613,839,193.33
  5. Step 5: Solve for x
    x = 2,613,839,193.33/56,805.17
  6. Step 6: Final answer
    x = 46,014.11

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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.