Home / 117,621.42-176,431.86-51,052.92

Finding the Fourth Proportional to 117,621.42, 176,431.86 and 51,052.92

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Solution

The fourth proportional to 117,621.42, 176,431.86 and 51,052.92 is: 76,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,621.42 : 176,431.86 = 51,052.92 : x
  2. Step 2: Convert to fraction form
    117,621.42/176,431.86 = 51,052.92/x
  3. Step 3: Cross multiply
    117,621.42x = 176,431.86 × 51,052.92
  4. Step 4: Simplify right side
    117,621.42x = 9,007,361,634.03
  5. Step 5: Solve for x
    x = 9,007,361,634.03/117,621.42
  6. Step 6: Final answer
    x = 76,579.26

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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.