Finding the Fourth Proportional to 251,405.17, 377,106.77 and 101,643.66
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Solution
The fourth proportional to 251,405.17, 377,106.77 and 101,643.66 is: 152,465.09
Step by Step Solution
- Step 1: Write the proportion equation
251,405.17 : 377,106.77 = 101,643.66 : x - Step 2: Convert to fraction form
251,405.17/377,106.77 = 101,643.66/x - Step 3: Cross multiply
251,405.17x = 377,106.77 × 101,643.66 - Step 4: Simplify right side
251,405.17x = 38,330,512,567.69 - Step 5: Solve for x
x = 38,330,512,567.69/251,405.17 - Step 6: Final answer
x = 152,465.09
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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.