Finding the Fourth Proportional to 168,593.90, 232,652.70 and 92,115.65
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Solution
The fourth proportional to 168,593.90, 232,652.70 and 92,115.65 is: 127,115.83
Step by Step Solution
- Step 1: Write the proportion equation
168,593.90 : 232,652.70 = 92,115.65 : x - Step 2: Convert to fraction form
168,593.90/232,652.70 = 92,115.65/x - Step 3: Cross multiply
168,593.90x = 232,652.70 × 92,115.65 - Step 4: Simplify right side
168,593.90x = 21,430,953,521.49 - Step 5: Solve for x
x = 21,430,953,521.49/168,593.90 - Step 6: Final answer
x = 127,115.83
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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.