Home / 175,865.41-242,698.75-107,919.91

Finding the Fourth Proportional to 175,865.41, 242,698.75 and 107,919.91

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Solution

The fourth proportional to 175,865.41, 242,698.75 and 107,919.91 is: 148,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,865.41 : 242,698.75 = 107,919.91 : x
  2. Step 2: Convert to fraction form
    175,865.41/242,698.75 = 107,919.91/x
  3. Step 3: Cross multiply
    175,865.41x = 242,698.75 × 107,919.91
  4. Step 4: Simplify right side
    175,865.41x = 26,192,027,290.69
  5. Step 5: Solve for x
    x = 26,192,027,290.69/175,865.41
  6. Step 6: Final answer
    x = 148,932.23

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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.