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Finding the Fourth Proportional to 369,012.44, 553,596.42 and 119,675

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Solution

The fourth proportional to 369,012.44, 553,596.42 and 119,675 is: 179,537.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,012.44 : 553,596.42 = 119,675 : x
  2. Step 2: Convert to fraction form
    369,012.44/553,596.42 = 119,675/x
  3. Step 3: Cross multiply
    369,012.44x = 553,596.42 × 119,675
  4. Step 4: Simplify right side
    369,012.44x = 66,251,651,563.50
  5. Step 5: Solve for x
    x = 66,251,651,563.50/369,012.44
  6. Step 6: Final answer
    x = 179,537.72

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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.