Finding the Fourth Proportional to 148,293.25, 204,644.69 and 84,629.68
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Solution
The fourth proportional to 148,293.25, 204,644.69 and 84,629.68 is: 116,788.96
Step by Step Solution
- Step 1: Write the proportion equation
148,293.25 : 204,644.69 = 84,629.68 : x - Step 2: Convert to fraction form
148,293.25/204,644.69 = 84,629.68/x - Step 3: Cross multiply
148,293.25x = 204,644.69 × 84,629.68 - Step 4: Simplify right side
148,293.25x = 17,319,014,628.40 - Step 5: Solve for x
x = 17,319,014,628.40/148,293.25 - Step 6: Final answer
x = 116,788.96
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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.