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Finding the Fourth Proportional to 56,062.67, 84,105.54 and 22,782.66

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Solution

The fourth proportional to 56,062.67, 84,105.54 and 22,782.66 is: 34,178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,062.67 : 84,105.54 = 22,782.66 : x
  2. Step 2: Convert to fraction form
    56,062.67/84,105.54 = 22,782.66/x
  3. Step 3: Cross multiply
    56,062.67x = 84,105.54 × 22,782.66
  4. Step 4: Simplify right side
    56,062.67x = 1,916,147,921.94
  5. Step 5: Solve for x
    x = 1,916,147,921.94/56,062.67
  6. Step 6: Final answer
    x = 34,178.68

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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.