Finding the Fourth Proportional to 202,988.04, 304,569.56 and 84,682.68
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Solution
The fourth proportional to 202,988.04, 304,569.56 and 84,682.68 is: 127,060.52
Step by Step Solution
- Step 1: Write the proportion equation
202,988.04 : 304,569.56 = 84,682.68 : x - Step 2: Convert to fraction form
202,988.04/304,569.56 = 84,682.68/x - Step 3: Cross multiply
202,988.04x = 304,569.56 × 84,682.68 - Step 4: Simplify right side
202,988.04x = 25,791,766,587.22 - Step 5: Solve for x
x = 25,791,766,587.22/202,988.04 - Step 6: Final answer
x = 127,060.52
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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.