Finding the Fourth Proportional to 93,605.28, 129,175.35 and 51,163.81
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Solution
The fourth proportional to 93,605.28, 129,175.35 and 51,163.81 is: 70,606.09
Step by Step Solution
- Step 1: Write the proportion equation
93,605.28 : 129,175.35 = 51,163.81 : x - Step 2: Convert to fraction form
93,605.28/129,175.35 = 51,163.81/x - Step 3: Cross multiply
93,605.28x = 129,175.35 × 51,163.81 - Step 4: Simplify right side
93,605.28x = 6,609,102,741.15 - Step 5: Solve for x
x = 6,609,102,741.15/93,605.28 - Step 6: Final answer
x = 70,606.09
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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.