Finding the Fourth Proportional to 219,970.62, 303,559.45 and 119,368.62
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Solution
The fourth proportional to 219,970.62, 303,559.45 and 119,368.62 is: 164,728.69
Step by Step Solution
- Step 1: Write the proportion equation
219,970.62 : 303,559.45 = 119,368.62 : x - Step 2: Convert to fraction form
219,970.62/303,559.45 = 119,368.62/x - Step 3: Cross multiply
219,970.62x = 303,559.45 × 119,368.62 - Step 4: Simplify right side
219,970.62x = 36,235,471,645.32 - Step 5: Solve for x
x = 36,235,471,645.32/219,970.62 - Step 6: Final answer
x = 164,728.69
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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.