Finding the Fourth Proportional to 175,512.73, 242,130.63 and 102,878.80
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Solution
The fourth proportional to 175,512.73, 242,130.63 and 102,878.80 is: 141,927.65
Step by Step Solution
- Step 1: Write the proportion equation
175,512.73 : 242,130.63 = 102,878.80 : x - Step 2: Convert to fraction form
175,512.73/242,130.63 = 102,878.80/x - Step 3: Cross multiply
175,512.73x = 242,130.63 × 102,878.80 - Step 4: Simplify right side
175,512.73x = 24,910,108,657.64 - Step 5: Solve for x
x = 24,910,108,657.64/175,512.73 - Step 6: Final answer
x = 141,927.65
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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.