Finding the Fourth Proportional to 94,716.24, 130,707.76 and 52,274.77
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Solution
The fourth proportional to 94,716.24, 130,707.76 and 52,274.77 is: 72,138.82
Step by Step Solution
- Step 1: Write the proportion equation
94,716.24 : 130,707.76 = 52,274.77 : x - Step 2: Convert to fraction form
94,716.24/130,707.76 = 52,274.77/x - Step 3: Cross multiply
94,716.24x = 130,707.76 × 52,274.77 - Step 4: Simplify right side
94,716.24x = 6,832,717,952.31 - Step 5: Solve for x
x = 6,832,717,952.31/94,716.24 - Step 6: Final answer
x = 72,138.82
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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.