Finding the Fourth Proportional to 159,652.96, 220,320.64 and 88,034.08
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Solution
The fourth proportional to 159,652.96, 220,320.64 and 88,034.08 is: 121,486.79
Step by Step Solution
- Step 1: Write the proportion equation
159,652.96 : 220,320.64 = 88,034.08 : x - Step 2: Convert to fraction form
159,652.96/220,320.64 = 88,034.08/x - Step 3: Cross multiply
159,652.96x = 220,320.64 × 88,034.08 - Step 4: Simplify right side
159,652.96x = 19,395,724,847.41 - Step 5: Solve for x
x = 19,395,724,847.41/159,652.96 - Step 6: Final answer
x = 121,486.79
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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.