Home / 117,839.25-176,786.55-38,953.46

Finding the Fourth Proportional to 117,839.25, 176,786.55 and 38,953.46

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Solution

The fourth proportional to 117,839.25, 176,786.55 and 38,953.46 is: 58,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,839.25 : 176,786.55 = 38,953.46 : x
  2. Step 2: Convert to fraction form
    117,839.25/176,786.55 = 38,953.46/x
  3. Step 3: Cross multiply
    117,839.25x = 176,786.55 × 38,953.46
  4. Step 4: Simplify right side
    117,839.25x = 6,886,448,245.93
  5. Step 5: Solve for x
    x = 6,886,448,245.93/117,839.25
  6. Step 6: Final answer
    x = 58,439.34

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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.