Finding the Fourth Proportional to 183,412.30, 253,121.08 and 102,844.98
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Solution
The fourth proportional to 183,412.30, 253,121.08 and 102,844.98 is: 141,932.86
Step by Step Solution
- Step 1: Write the proportion equation
183,412.30 : 253,121.08 = 102,844.98 : x - Step 2: Convert to fraction form
183,412.30/253,121.08 = 102,844.98/x - Step 3: Cross multiply
183,412.30x = 253,121.08 × 102,844.98 - Step 4: Simplify right side
183,412.30x = 26,032,232,410.18 - Step 5: Solve for x
x = 26,032,232,410.18/183,412.30 - Step 6: Final answer
x = 141,932.86
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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.