Home / 175,698.45-263,508.19-80,837.63

Finding the Fourth Proportional to 175,698.45, 263,508.19 and 80,837.63

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Solution

The fourth proportional to 175,698.45, 263,508.19 and 80,837.63 is: 121,238.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,698.45 : 263,508.19 = 80,837.63 : x
  2. Step 2: Convert to fraction form
    175,698.45/263,508.19 = 80,837.63/x
  3. Step 3: Cross multiply
    175,698.45x = 263,508.19 × 80,837.63
  4. Step 4: Simplify right side
    175,698.45x = 21,301,377,033.71
  5. Step 5: Solve for x
    x = 21,301,377,033.71/175,698.45
  6. Step 6: Final answer
    x = 121,238.28

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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.