Finding the Fourth Proportional to 170,369.51, 235,110.26 and 102,387.53
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Solution
The fourth proportional to 170,369.51, 235,110.26 and 102,387.53 is: 141,294.99
Step by Step Solution
- Step 1: Write the proportion equation
170,369.51 : 235,110.26 = 102,387.53 : x - Step 2: Convert to fraction form
170,369.51/235,110.26 = 102,387.53/x - Step 3: Cross multiply
170,369.51x = 235,110.26 × 102,387.53 - Step 4: Simplify right side
170,369.51x = 24,072,357,111.57 - Step 5: Solve for x
x = 24,072,357,111.57/170,369.51 - Step 6: Final answer
x = 141,294.99
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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.