Finding the Fourth Proportional to 93,841.93, 129,529.02 and 53,577.64
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Solution
The fourth proportional to 93,841.93, 129,529.02 and 53,577.64 is: 73,952.65
Step by Step Solution
- Step 1: Write the proportion equation
93,841.93 : 129,529.02 = 53,577.64 : x - Step 2: Convert to fraction form
93,841.93/129,529.02 = 53,577.64/x - Step 3: Cross multiply
93,841.93x = 129,529.02 × 53,577.64 - Step 4: Simplify right side
93,841.93x = 6,939,859,203.11 - Step 5: Solve for x
x = 6,939,859,203.11/93,841.93 - Step 6: Final answer
x = 73,952.65
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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.