Home / 105,880.44-146,104.26-63,437.88

Finding the Fourth Proportional to 105,880.44, 146,104.26 and 63,437.88

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Solution

The fourth proportional to 105,880.44, 146,104.26 and 63,437.88 is: 87,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,880.44 : 146,104.26 = 63,437.88 : x
  2. Step 2: Convert to fraction form
    105,880.44/146,104.26 = 63,437.88/x
  3. Step 3: Cross multiply
    105,880.44x = 146,104.26 × 63,437.88
  4. Step 4: Simplify right side
    105,880.44x = 9,268,544,513.37
  5. Step 5: Solve for x
    x = 9,268,544,513.37/105,880.44
  6. Step 6: Final answer
    x = 87,537.84

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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.