Finding the Fourth Proportional to 96,862.73, 133,669.65 and 53,841.09
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Solution
The fourth proportional to 96,862.73, 133,669.65 and 53,841.09 is: 74,300.19
Step by Step Solution
- Step 1: Write the proportion equation
96,862.73 : 133,669.65 = 53,841.09 : x - Step 2: Convert to fraction form
96,862.73/133,669.65 = 53,841.09/x - Step 3: Cross multiply
96,862.73x = 133,669.65 × 53,841.09 - Step 4: Simplify right side
96,862.73x = 7,196,919,655.92 - Step 5: Solve for x
x = 7,196,919,655.92/96,862.73 - Step 6: Final answer
x = 74,300.19
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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.