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Finding the Fourth Proportional to 272,952, 376,676.46 and 159,777.18

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Solution

The fourth proportional to 272,952, 376,676.46 and 159,777.18 is: 220,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,952 : 376,676.46 = 159,777.18 : x
  2. Step 2: Convert to fraction form
    272,952/376,676.46 = 159,777.18/x
  3. Step 3: Cross multiply
    272,952x = 376,676.46 × 159,777.18
  4. Step 4: Simplify right side
    272,952x = 60,184,302,551.18
  5. Step 5: Solve for x
    x = 60,184,302,551.18/272,952
  6. Step 6: Final answer
    x = 220,494.09

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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.