Finding the Fourth Proportional to 272,190.84, 375,502.12 and 158,963.64
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Solution
The fourth proportional to 272,190.84, 375,502.12 and 158,963.64 is: 219,299.02
Step by Step Solution
- Step 1: Write the proportion equation
272,190.84 : 375,502.12 = 158,963.64 : x - Step 2: Convert to fraction form
272,190.84/375,502.12 = 158,963.64/x - Step 3: Cross multiply
272,190.84x = 375,502.12 × 158,963.64 - Step 4: Simplify right side
272,190.84x = 59,691,183,822.92 - Step 5: Solve for x
x = 59,691,183,822.92/272,190.84 - Step 6: Final answer
x = 219,299.02
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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.