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Finding the Fourth Proportional to 199,466.49, 275,226.15 and 118,901.52

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Solution

The fourth proportional to 199,466.49, 275,226.15 and 118,901.52 is: 164,061.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,466.49 : 275,226.15 = 118,901.52 : x
  2. Step 2: Convert to fraction form
    199,466.49/275,226.15 = 118,901.52/x
  3. Step 3: Cross multiply
    199,466.49x = 275,226.15 × 118,901.52
  4. Step 4: Simplify right side
    199,466.49x = 32,724,807,578.75
  5. Step 5: Solve for x
    x = 32,724,807,578.75/199,466.49
  6. Step 6: Final answer
    x = 164,061.68

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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.