Finding the Fourth Proportional to 219,020.16, 328,562.64 and 69,226.50
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Solution
The fourth proportional to 219,020.16, 328,562.64 and 69,226.50 is: 103,849.99
Step by Step Solution
- Step 1: Write the proportion equation
219,020.16 : 328,562.64 = 69,226.50 : x - Step 2: Convert to fraction form
219,020.16/328,562.64 = 69,226.50/x - Step 3: Cross multiply
219,020.16x = 328,562.64 × 69,226.50 - Step 4: Simplify right side
219,020.16x = 22,745,241,597.96 - Step 5: Solve for x
x = 22,745,241,597.96/219,020.16 - Step 6: Final answer
x = 103,849.99
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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.