Finding the Fourth Proportional to 226,354.95, 312,369.73 and 124,386.97
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Solution
The fourth proportional to 226,354.95, 312,369.73 and 124,386.97 is: 171,653.96
Step by Step Solution
- Step 1: Write the proportion equation
226,354.95 : 312,369.73 = 124,386.97 : x - Step 2: Convert to fraction form
226,354.95/312,369.73 = 124,386.97/x - Step 3: Cross multiply
226,354.95x = 312,369.73 × 124,386.97 - Step 4: Simplify right side
226,354.95x = 38,854,724,234.42 - Step 5: Solve for x
x = 38,854,724,234.42/226,354.95 - Step 6: Final answer
x = 171,653.96
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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.