Finding the Fourth Proportional to 219,442.13, 329,174.58 and 69,694.14
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Solution
The fourth proportional to 219,442.13, 329,174.58 and 69,694.14 is: 104,544.82
Step by Step Solution
- Step 1: Write the proportion equation
219,442.13 : 329,174.58 = 69,694.14 : x - Step 2: Convert to fraction form
219,442.13/329,174.58 = 69,694.14/x - Step 3: Cross multiply
219,442.13x = 329,174.58 × 69,694.14 - Step 4: Simplify right side
219,442.13x = 22,941,538,907.11 - Step 5: Solve for x
x = 22,941,538,907.11/219,442.13 - Step 6: Final answer
x = 104,544.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.