Finding the Fourth Proportional to 93,627.29, 129,207.66 and 51,185.82
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Solution
The fourth proportional to 93,627.29, 129,207.66 and 51,185.82 is: 70,637.53
Step by Step Solution
- Step 1: Write the proportion equation
93,627.29 : 129,207.66 = 51,185.82 : x - Step 2: Convert to fraction form
93,627.29/129,207.66 = 51,185.82/x - Step 3: Cross multiply
93,627.29x = 129,207.66 × 51,185.82 - Step 4: Simplify right side
93,627.29x = 6,613,600,319.96 - Step 5: Solve for x
x = 6,613,600,319.96/93,627.29 - Step 6: Final answer
x = 70,637.53
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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.