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Finding the Fourth Proportional to 119,520.70, 179,300.52 and 35,289.38

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Solution

The fourth proportional to 119,520.70, 179,300.52 and 35,289.38 is: 52,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,520.70 : 179,300.52 = 35,289.38 : x
  2. Step 2: Convert to fraction form
    119,520.70/179,300.52 = 35,289.38/x
  3. Step 3: Cross multiply
    119,520.70x = 179,300.52 × 35,289.38
  4. Step 4: Simplify right side
    119,520.70x = 6,327,404,012.18
  5. Step 5: Solve for x
    x = 6,327,404,012.18/119,520.70
  6. Step 6: Final answer
    x = 52,939.82

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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.