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Finding the Fourth Proportional to 183,384.53, 275,077.81 and 83,474.85

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Solution

The fourth proportional to 183,384.53, 275,077.81 and 83,474.85 is: 125,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,384.53 : 275,077.81 = 83,474.85 : x
  2. Step 2: Convert to fraction form
    183,384.53/275,077.81 = 83,474.85/x
  3. Step 3: Cross multiply
    183,384.53x = 275,077.81 × 83,474.85
  4. Step 4: Simplify right side
    183,384.53x = 22,962,078,928.08
  5. Step 5: Solve for x
    x = 22,962,078,928.08/183,384.53
  6. Step 6: Final answer
    x = 125,212.74

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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.