Finding the Fourth Proportional to 175,590.99, 242,315.28 and 99,126.18
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Solution
The fourth proportional to 175,590.99, 242,315.28 and 99,126.18 is: 136,793.97
Step by Step Solution
- Step 1: Write the proportion equation
175,590.99 : 242,315.28 = 99,126.18 : x - Step 2: Convert to fraction form
175,590.99/242,315.28 = 99,126.18/x - Step 3: Cross multiply
175,590.99x = 242,315.28 × 99,126.18 - Step 4: Simplify right side
175,590.99x = 24,019,788,062.03 - Step 5: Solve for x
x = 24,019,788,062.03/175,590.99 - Step 6: Final answer
x = 136,793.97
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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.