Finding the Fourth Proportional to 230,849.69, 318,705.12 and 175,971.05
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Solution
The fourth proportional to 230,849.69, 318,705.12 and 175,971.05 is: 242,941.08
Step by Step Solution
- Step 1: Write the proportion equation
230,849.69 : 318,705.12 = 175,971.05 : x - Step 2: Convert to fraction form
230,849.69/318,705.12 = 175,971.05/x - Step 3: Cross multiply
230,849.69x = 318,705.12 × 175,971.05 - Step 4: Simplify right side
230,849.69x = 56,082,872,133.40 - Step 5: Solve for x
x = 56,082,872,133.40/230,849.69 - Step 6: Final answer
x = 242,941.08
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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.