Home / 84,698.82-116,889.21-51,175.62

Finding the Fourth Proportional to 84,698.82, 116,889.21 and 51,175.62

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Solution

The fourth proportional to 84,698.82, 116,889.21 and 51,175.62 is: 70,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,698.82 : 116,889.21 = 51,175.62 : x
  2. Step 2: Convert to fraction form
    84,698.82/116,889.21 = 51,175.62/x
  3. Step 3: Cross multiply
    84,698.82x = 116,889.21 × 51,175.62
  4. Step 4: Simplify right side
    84,698.82x = 5,981,877,793.06
  5. Step 5: Solve for x
    x = 5,981,877,793.06/84,698.82
  6. Step 6: Final answer
    x = 70,625.28

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1.5x scale

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.