Finding the Fourth Proportional to 196,780.95, 295,173.18 and 56,539.53
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Solution
The fourth proportional to 196,780.95, 295,173.18 and 56,539.53 is: 84,809.80
Step by Step Solution
- Step 1: Write the proportion equation
196,780.95 : 295,173.18 = 56,539.53 : x - Step 2: Convert to fraction form
196,780.95/295,173.18 = 56,539.53/x - Step 3: Cross multiply
196,780.95x = 295,173.18 × 56,539.53 - Step 4: Simplify right side
196,780.95x = 16,688,952,865.81 - Step 5: Solve for x
x = 16,688,952,865.81/196,780.95 - Step 6: Final answer
x = 84,809.80
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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.