Finding the Fourth Proportional to 242,455.56, 334,619.21 and 146,950.08
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Solution
The fourth proportional to 242,455.56, 334,619.21 and 146,950.08 is: 202,809.62
Step by Step Solution
- Step 1: Write the proportion equation
242,455.56 : 334,619.21 = 146,950.08 : x - Step 2: Convert to fraction form
242,455.56/334,619.21 = 146,950.08/x - Step 3: Cross multiply
242,455.56x = 334,619.21 × 146,950.08 - Step 4: Simplify right side
242,455.56x = 49,172,319,679.04 - Step 5: Solve for x
x = 49,172,319,679.04/242,455.56 - Step 6: Final answer
x = 202,809.62
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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.