Finding the Fourth Proportional to 197,526.42, 272,329.11 and 125,880.30
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Solution
The fourth proportional to 197,526.42, 272,329.11 and 125,880.30 is: 173,550.81
Step by Step Solution
- Step 1: Write the proportion equation
197,526.42 : 272,329.11 = 125,880.30 : x - Step 2: Convert to fraction form
197,526.42/272,329.11 = 125,880.30/x - Step 3: Cross multiply
197,526.42x = 272,329.11 × 125,880.30 - Step 4: Simplify right side
197,526.42x = 34,280,870,065.53 - Step 5: Solve for x
x = 34,280,870,065.53/197,526.42 - Step 6: Final answer
x = 173,550.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.