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Finding the Fourth Proportional to 56,068.57, 84,137.87 and 22,788.62

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Solution

The fourth proportional to 56,068.57, 84,137.87 and 22,788.62 is: 34,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,068.57 : 84,137.87 = 22,788.62 : x
  2. Step 2: Convert to fraction form
    56,068.57/84,137.87 = 22,788.62/x
  3. Step 3: Cross multiply
    56,068.57x = 84,137.87 × 22,788.62
  4. Step 4: Simplify right side
    56,068.57x = 1,917,386,372.11
  5. Step 5: Solve for x
    x = 1,917,386,372.11/56,068.57
  6. Step 6: Final answer
    x = 34,197.17

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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.