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Finding the Fourth Proportional to 182,705.63, 274,083.72 and 56,355.80

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Solution

The fourth proportional to 182,705.63, 274,083.72 and 56,355.80 is: 84,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,705.63 : 274,083.72 = 56,355.80 : x
  2. Step 2: Convert to fraction form
    182,705.63/274,083.72 = 56,355.80/x
  3. Step 3: Cross multiply
    182,705.63x = 274,083.72 × 56,355.80
  4. Step 4: Simplify right side
    182,705.63x = 15,446,207,743.05
  5. Step 5: Solve for x
    x = 15,446,207,743.05/182,705.63
  6. Step 6: Final answer
    x = 84,541.50

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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.