Finding the Fourth Proportional to 170,501.96, 235,312.68 and 102,553.08
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Solution
The fourth proportional to 170,501.96, 235,312.68 and 102,553.08 is: 141,535.27
Step by Step Solution
- Step 1: Write the proportion equation
170,501.96 : 235,312.68 = 102,553.08 : x - Step 2: Convert to fraction form
170,501.96/235,312.68 = 102,553.08/x - Step 3: Cross multiply
170,501.96x = 235,312.68 × 102,553.08 - Step 4: Simplify right side
170,501.96x = 24,132,041,364.05 - Step 5: Solve for x
x = 24,132,041,364.05/170,501.96 - Step 6: Final answer
x = 141,535.27
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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.