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Finding the Fourth Proportional to 56,247.78, 84,369.91 and 22,968.17

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Solution

The fourth proportional to 56,247.78, 84,369.91 and 22,968.17 is: 34,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,247.78 : 84,369.91 = 22,968.17 : x
  2. Step 2: Convert to fraction form
    56,247.78/84,369.91 = 22,968.17/x
  3. Step 3: Cross multiply
    56,247.78x = 84,369.91 × 22,968.17
  4. Step 4: Simplify right side
    56,247.78x = 1,937,822,435.76
  5. Step 5: Solve for x
    x = 1,937,822,435.76/56,247.78
  6. Step 6: Final answer
    x = 34,451.54

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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.