Finding the Fourth Proportional to 198,531.08, 297,795.86 and 56,376.36
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Solution
The fourth proportional to 198,531.08, 297,795.86 and 56,376.36 is: 84,564.32
Step by Step Solution
- Step 1: Write the proportion equation
198,531.08 : 297,795.86 = 56,376.36 : x - Step 2: Convert to fraction form
198,531.08/297,795.86 = 56,376.36/x - Step 3: Cross multiply
198,531.08x = 297,795.86 × 56,376.36 - Step 4: Simplify right side
198,531.08x = 16,788,646,327.99 - Step 5: Solve for x
x = 16,788,646,327.99/198,531.08 - Step 6: Final answer
x = 84,564.32
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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.