Finding the Fourth Proportional to 226,641.96, 312,773.35 and 124,675.26
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Solution
The fourth proportional to 226,641.96, 312,773.35 and 124,675.26 is: 172,055.95
Step by Step Solution
- Step 1: Write the proportion equation
226,641.96 : 312,773.35 = 124,675.26 : x - Step 2: Convert to fraction form
226,641.96/312,773.35 = 124,675.26/x - Step 3: Cross multiply
226,641.96x = 312,773.35 × 124,675.26 - Step 4: Simplify right side
226,641.96x = 38,995,098,361.17 - Step 5: Solve for x
x = 38,995,098,361.17/226,641.96 - Step 6: Final answer
x = 172,055.95
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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.