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Finding the Fourth Proportional to 119,509.67, 179,269.47 and 35,269.85

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Solution

The fourth proportional to 119,509.67, 179,269.47 and 35,269.85 is: 52,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,509.67 : 179,269.47 = 35,269.85 : x
  2. Step 2: Convert to fraction form
    119,509.67/179,269.47 = 35,269.85/x
  3. Step 3: Cross multiply
    119,509.67x = 179,269.47 × 35,269.85
  4. Step 4: Simplify right side
    119,509.67x = 6,322,806,420.13
  5. Step 5: Solve for x
    x = 6,322,806,420.13/119,509.67
  6. Step 6: Final answer
    x = 52,906.23

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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.