Home / 105,928.20-146,180.58-58,184.52

Finding the Fourth Proportional to 105,928.20, 146,180.58 and 58,184.52

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Solution

The fourth proportional to 105,928.20, 146,180.58 and 58,184.52 is: 80,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,928.20 : 146,180.58 = 58,184.52 : x
  2. Step 2: Convert to fraction form
    105,928.20/146,180.58 = 58,184.52/x
  3. Step 3: Cross multiply
    105,928.20x = 146,180.58 × 58,184.52
  4. Step 4: Simplify right side
    105,928.20x = 8,505,446,880.62
  5. Step 5: Solve for x
    x = 8,505,446,880.62/105,928.20
  6. Step 6: Final answer
    x = 80,294.45

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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.