Finding the Fourth Proportional to 168,637.08, 232,711.70 and 93,183.96
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Solution
The fourth proportional to 168,637.08, 232,711.70 and 93,183.96 is: 128,589.74
Step by Step Solution
- Step 1: Write the proportion equation
168,637.08 : 232,711.70 = 93,183.96 : x - Step 2: Convert to fraction form
168,637.08/232,711.70 = 93,183.96/x - Step 3: Cross multiply
168,637.08x = 232,711.70 × 93,183.96 - Step 4: Simplify right side
168,637.08x = 21,684,997,744.33 - Step 5: Solve for x
x = 21,684,997,744.33/168,637.08 - Step 6: Final answer
x = 128,589.74
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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.