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Finding the Fourth Proportional to 179,050, 247,090.64 and 97,379

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Solution

The fourth proportional to 179,050, 247,090.64 and 97,379 is: 134,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,050 : 247,090.64 = 97,379 : x
  2. Step 2: Convert to fraction form
    179,050/247,090.64 = 97,379/x
  3. Step 3: Cross multiply
    179,050x = 247,090.64 × 97,379
  4. Step 4: Simplify right side
    179,050x = 24,061,439,432.56
  5. Step 5: Solve for x
    x = 24,061,439,432.56/179,050
  6. Step 6: Final answer
    x = 134,383.91

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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.