Finding the Fourth Proportional to 84,800.25, 127,209.08 and 22,470.75
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Solution
The fourth proportional to 84,800.25, 127,209.08 and 22,470.75 is: 33,708.43
Step by Step Solution
- Step 1: Write the proportion equation
84,800.25 : 127,209.08 = 22,470.75 : x - Step 2: Convert to fraction form
84,800.25/127,209.08 = 22,470.75/x - Step 3: Cross multiply
84,800.25x = 127,209.08 × 22,470.75 - Step 4: Simplify right side
84,800.25x = 2,858,483,490.59 - Step 5: Solve for x
x = 2,858,483,490.59/84,800.25 - Step 6: Final answer
x = 33,708.43
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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.