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Finding the Fourth Proportional to 176,329.62, 243,409.37 and 119,046.53

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Solution

The fourth proportional to 176,329.62, 243,409.37 and 119,046.53 is: 164,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,329.62 : 243,409.37 = 119,046.53 : x
  2. Step 2: Convert to fraction form
    176,329.62/243,409.37 = 119,046.53/x
  3. Step 3: Cross multiply
    176,329.62x = 243,409.37 × 119,046.53
  4. Step 4: Simplify right side
    176,329.62x = 28,977,040,867.99
  5. Step 5: Solve for x
    x = 28,977,040,867.99/176,329.62
  6. Step 6: Final answer
    x = 164,334.51

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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.