Finding the Fourth Proportional to 168,614.12, 232,692.18 and 93,167.48
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Solution
The fourth proportional to 168,614.12, 232,692.18 and 93,167.48 is: 128,573.72
Step by Step Solution
- Step 1: Write the proportion equation
168,614.12 : 232,692.18 = 93,167.48 : x - Step 2: Convert to fraction form
168,614.12/232,692.18 = 93,167.48/x - Step 3: Cross multiply
168,614.12x = 232,692.18 × 93,167.48 - Step 4: Simplify right side
168,614.12x = 21,679,344,026.31 - Step 5: Solve for x
x = 21,679,344,026.31/168,614.12 - Step 6: Final answer
x = 128,573.72
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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.