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Finding the Fourth Proportional to 179,625.40, 269,438.10 and 151,977.40

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Solution

The fourth proportional to 179,625.40, 269,438.10 and 151,977.40 is: 227,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,625.40 : 269,438.10 = 151,977.40 : x
  2. Step 2: Convert to fraction form
    179,625.40/269,438.10 = 151,977.40/x
  3. Step 3: Cross multiply
    179,625.40x = 269,438.10 × 151,977.40
  4. Step 4: Simplify right side
    179,625.40x = 40,948,501,898.94
  5. Step 5: Solve for x
    x = 40,948,501,898.94/179,625.40
  6. Step 6: Final answer
    x = 227,966.10

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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.