Finding the Fourth Proportional to 227,663.19, 314,175.29 and 125,688.74
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Solution
The fourth proportional to 227,663.19, 314,175.29 and 125,688.74 is: 173,450.50
Step by Step Solution
- Step 1: Write the proportion equation
227,663.19 : 314,175.29 = 125,688.74 : x - Step 2: Convert to fraction form
227,663.19/314,175.29 = 125,688.74/x - Step 3: Cross multiply
227,663.19x = 314,175.29 × 125,688.74 - Step 4: Simplify right side
227,663.19x = 39,488,294,139.91 - Step 5: Solve for x
x = 39,488,294,139.91/227,663.19 - Step 6: Final answer
x = 173,450.50
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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.