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Finding the Fourth Proportional to 179,466.67, 268,946.02 and 99,539.82

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Solution

The fourth proportional to 179,466.67, 268,946.02 and 99,539.82 is: 149,168.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,466.67 : 268,946.02 = 99,539.82 : x
  2. Step 2: Convert to fraction form
    179,466.67/268,946.02 = 99,539.82/x
  3. Step 3: Cross multiply
    179,466.67x = 268,946.02 × 99,539.82
  4. Step 4: Simplify right side
    179,466.67x = 26,770,838,544.94
  5. Step 5: Solve for x
    x = 26,770,838,544.94/179,466.67
  6. Step 6: Final answer
    x = 149,168.86

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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.