Finding the Fourth Proportional to 170,673.19, 235,527.42 and 94,192.99
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Solution
The fourth proportional to 170,673.19, 235,527.42 and 94,192.99 is: 129,985.45
Step by Step Solution
- Step 1: Write the proportion equation
170,673.19 : 235,527.42 = 94,192.99 : x - Step 2: Convert to fraction form
170,673.19/235,527.42 = 94,192.99/x - Step 3: Cross multiply
170,673.19x = 235,527.42 × 94,192.99 - Step 4: Simplify right side
170,673.19x = 22,185,031,916.79 - Step 5: Solve for x
x = 22,185,031,916.79/170,673.19 - Step 6: Final answer
x = 129,985.45
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1.5x scale
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.