Finding the Fourth Proportional to 168,226.04, 232,135.80 and 92,769.68
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Solution
The fourth proportional to 168,226.04, 232,135.80 and 92,769.68 is: 128,013.26
Step by Step Solution
- Step 1: Write the proportion equation
168,226.04 : 232,135.80 = 92,769.68 : x - Step 2: Convert to fraction form
168,226.04/232,135.80 = 92,769.68/x - Step 3: Cross multiply
168,226.04x = 232,135.80 × 92,769.68 - Step 4: Simplify right side
168,226.04x = 21,535,163,882.54 - Step 5: Solve for x
x = 21,535,163,882.54/168,226.04 - Step 6: Final answer
x = 128,013.26
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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.