Finding the Fourth Proportional to 189,264.97, 283,956.68 and 56,145.93
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Solution
The fourth proportional to 189,264.97, 283,956.68 and 56,145.93 is: 84,236.46
Step by Step Solution
- Step 1: Write the proportion equation
189,264.97 : 283,956.68 = 56,145.93 : x - Step 2: Convert to fraction form
189,264.97/283,956.68 = 56,145.93/x - Step 3: Cross multiply
189,264.97x = 283,956.68 × 56,145.93 - Step 4: Simplify right side
189,264.97x = 15,943,011,878.31 - Step 5: Solve for x
x = 15,943,011,878.31/189,264.97 - Step 6: Final answer
x = 84,236.46
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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.