Finding the Fourth Proportional to 189,010.08, 283,463.28 and 70,642.08
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Solution
The fourth proportional to 189,010.08, 283,463.28 and 70,642.08 is: 105,943.74
Step by Step Solution
- Step 1: Write the proportion equation
189,010.08 : 283,463.28 = 70,642.08 : x - Step 2: Convert to fraction form
189,010.08/283,463.28 = 70,642.08/x - Step 3: Cross multiply
189,010.08x = 283,463.28 × 70,642.08 - Step 4: Simplify right side
189,010.08x = 20,024,435,702.82 - Step 5: Solve for x
x = 20,024,435,702.82/189,010.08 - Step 6: Final answer
x = 105,943.74
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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.