Home / 84,896.49-117,150.30-49,088.82

Finding the Fourth Proportional to 84,896.49, 117,150.30 and 49,088.82

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Solution

The fourth proportional to 84,896.49, 117,150.30 and 49,088.82 is: 67,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,896.49 : 117,150.30 = 49,088.82 : x
  2. Step 2: Convert to fraction form
    84,896.49/117,150.30 = 49,088.82/x
  3. Step 3: Cross multiply
    84,896.49x = 117,150.30 × 49,088.82
  4. Step 4: Simplify right side
    84,896.49x = 5,750,769,769.99
  5. Step 5: Solve for x
    x = 5,750,769,769.99/84,896.49
  6. Step 6: Final answer
    x = 67,738.61

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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.