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Finding the Fourth Proportional to 273,060.96, 376,873.68 and 158,412.96

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Solution

The fourth proportional to 273,060.96, 376,873.68 and 158,412.96 is: 218,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,060.96 : 376,873.68 = 158,412.96 : x
  2. Step 2: Convert to fraction form
    273,060.96/376,873.68 = 158,412.96/x
  3. Step 3: Cross multiply
    273,060.96x = 376,873.68 × 158,412.96
  4. Step 4: Simplify right side
    273,060.96x = 59,701,675,194.89
  5. Step 5: Solve for x
    x = 59,701,675,194.89/273,060.96
  6. Step 6: Final answer
    x = 218,638.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.