Finding the Fourth Proportional to 168,561.59, 232,614.29 and 93,110.09
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Solution
The fourth proportional to 168,561.59, 232,614.29 and 93,110.09 is: 128,491.53
Step by Step Solution
- Step 1: Write the proportion equation
168,561.59 : 232,614.29 = 93,110.09 : x - Step 2: Convert to fraction form
168,561.59/232,614.29 = 93,110.09/x - Step 3: Cross multiply
168,561.59x = 232,614.29 × 93,110.09 - Step 4: Simplify right side
168,561.59x = 21,658,737,011.64 - Step 5: Solve for x
x = 21,658,737,011.64/168,561.59 - Step 6: Final answer
x = 128,491.53
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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.