Finding the Fourth Proportional to 190,018.18, 284,947.08 and 56,917.36
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Solution
The fourth proportional to 190,018.18, 284,947.08 and 56,917.36 is: 85,352.02
Step by Step Solution
- Step 1: Write the proportion equation
190,018.18 : 284,947.08 = 56,917.36 : x - Step 2: Convert to fraction form
190,018.18/284,947.08 = 56,917.36/x - Step 3: Cross multiply
190,018.18x = 284,947.08 × 56,917.36 - Step 4: Simplify right side
190,018.18x = 16,218,435,533.31 - Step 5: Solve for x
x = 16,218,435,533.31/190,018.18 - Step 6: Final answer
x = 85,352.02
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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.