Finding the Fourth Proportional to 272,682.44, 376,317.29 and 163,820.07
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Solution
The fourth proportional to 272,682.44, 376,317.29 and 163,820.07 is: 226,081.02
Step by Step Solution
- Step 1: Write the proportion equation
272,682.44 : 376,317.29 = 163,820.07 : x - Step 2: Convert to fraction form
272,682.44/376,317.29 = 163,820.07/x - Step 3: Cross multiply
272,682.44x = 376,317.29 × 163,820.07 - Step 4: Simplify right side
272,682.44x = 61,648,323,970.91 - Step 5: Solve for x
x = 61,648,323,970.91/272,682.44 - Step 6: Final answer
x = 226,081.02
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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.