Finding the Fourth Proportional to 175,781.62, 242,578.53 and 95,209.12
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Solution
The fourth proportional to 175,781.62, 242,578.53 and 95,209.12 is: 131,388.53
Step by Step Solution
- Step 1: Write the proportion equation
175,781.62 : 242,578.53 = 95,209.12 : x - Step 2: Convert to fraction form
175,781.62/242,578.53 = 95,209.12/x - Step 3: Cross multiply
175,781.62x = 242,578.53 × 95,209.12 - Step 4: Simplify right side
175,781.62x = 23,095,688,372.19 - Step 5: Solve for x
x = 23,095,688,372.19/175,781.62 - Step 6: Final answer
x = 131,388.53
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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.