Finding the Fourth Proportional to 202,881.80, 304,322.70 and 124,149.80
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Solution
The fourth proportional to 202,881.80, 304,322.70 and 124,149.80 is: 186,224.70
Step by Step Solution
- Step 1: Write the proportion equation
202,881.80 : 304,322.70 = 124,149.80 : x - Step 2: Convert to fraction form
202,881.80/304,322.70 = 124,149.80/x - Step 3: Cross multiply
202,881.80x = 304,322.70 × 124,149.80 - Step 4: Simplify right side
202,881.80x = 37,781,602,340.46 - Step 5: Solve for x
x = 37,781,602,340.46/202,881.80 - Step 6: Final answer
x = 186,224.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.