Finding the Fourth Proportional to 251,167.79, 346,610.14 and 136,445.44
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Solution
The fourth proportional to 251,167.79, 346,610.14 and 136,445.44 is: 188,293.94
Step by Step Solution
- Step 1: Write the proportion equation
251,167.79 : 346,610.14 = 136,445.44 : x - Step 2: Convert to fraction form
251,167.79/346,610.14 = 136,445.44/x - Step 3: Cross multiply
251,167.79x = 346,610.14 × 136,445.44 - Step 4: Simplify right side
251,167.79x = 47,293,373,060.76 - Step 5: Solve for x
x = 47,293,373,060.76/251,167.79 - Step 6: Final answer
x = 188,293.94
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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.