Finding the Fourth Proportional to 97,221.84, 145,735.86 and 41,076.09
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Solution
The fourth proportional to 97,221.84, 145,735.86 and 41,076.09 is: 61,573.19
Step by Step Solution
- Step 1: Write the proportion equation
97,221.84 : 145,735.86 = 41,076.09 : x - Step 2: Convert to fraction form
97,221.84/145,735.86 = 41,076.09/x - Step 3: Cross multiply
97,221.84x = 145,735.86 × 41,076.09 - Step 4: Simplify right side
97,221.84x = 5,986,259,301.59 - Step 5: Solve for x
x = 5,986,259,301.59/97,221.84 - Step 6: Final answer
x = 61,573.19
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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.