Home / 84,738.82-116,944.44-51,215.62

Finding the Fourth Proportional to 84,738.82, 116,944.44 and 51,215.62

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Solution

The fourth proportional to 84,738.82, 116,944.44 and 51,215.62 is: 70,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,738.82 : 116,944.44 = 51,215.62 : x
  2. Step 2: Convert to fraction form
    84,738.82/116,944.44 = 51,215.62/x
  3. Step 3: Cross multiply
    84,738.82x = 116,944.44 × 51,215.62
  4. Step 4: Simplify right side
    84,738.82x = 5,989,382,000.15
  5. Step 5: Solve for x
    x = 5,989,382,000.15/84,738.82
  6. Step 6: Final answer
    x = 70,680.50

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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.