Finding the Fourth Proportional to 251,114.04, 346,539.93 and 136,393.80
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Solution
The fourth proportional to 251,114.04, 346,539.93 and 136,393.80 is: 188,224.82
Step by Step Solution
- Step 1: Write the proportion equation
251,114.04 : 346,539.93 = 136,393.80 : x - Step 2: Convert to fraction form
251,114.04/346,539.93 = 136,393.80/x - Step 3: Cross multiply
251,114.04x = 346,539.93 × 136,393.80 - Step 4: Simplify right side
251,114.04x = 47,265,896,093.43 - Step 5: Solve for x
x = 47,265,896,093.43/251,114.04 - Step 6: Final answer
x = 188,224.82
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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.