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Finding the Fourth Proportional to 210,577, 315,920.22 and 62,833

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Solution

The fourth proportional to 210,577, 315,920.22 and 62,833 is: 94,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,577 : 315,920.22 = 62,833 : x
  2. Step 2: Convert to fraction form
    210,577/315,920.22 = 62,833/x
  3. Step 3: Cross multiply
    210,577x = 315,920.22 × 62,833
  4. Step 4: Simplify right side
    210,577x = 19,850,215,183.26
  5. Step 5: Solve for x
    x = 19,850,215,183.26/210,577
  6. Step 6: Final answer
    x = 94,265.83

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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.