Finding the Fourth Proportional to 175,842.96, 242,643.84 and 99,353.88
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Solution
The fourth proportional to 175,842.96, 242,643.84 and 99,353.88 is: 137,097.37
Step by Step Solution
- Step 1: Write the proportion equation
175,842.96 : 242,643.84 = 99,353.88 : x - Step 2: Convert to fraction form
175,842.96/242,643.84 = 99,353.88/x - Step 3: Cross multiply
175,842.96x = 242,643.84 × 99,353.88 - Step 4: Simplify right side
175,842.96x = 24,107,606,962.10 - Step 5: Solve for x
x = 24,107,606,962.10/175,842.96 - Step 6: Final answer
x = 137,097.37
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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.