Finding the Fourth Proportional to 135,054.81, 202,582.36 and 35,214.92
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Solution
The fourth proportional to 135,054.81, 202,582.36 and 35,214.92 is: 52,822.41
Step by Step Solution
- Step 1: Write the proportion equation
135,054.81 : 202,582.36 = 35,214.92 : x - Step 2: Convert to fraction form
135,054.81/202,582.36 = 35,214.92/x - Step 3: Cross multiply
135,054.81x = 202,582.36 × 35,214.92 - Step 4: Simplify right side
135,054.81x = 7,133,920,587.90 - Step 5: Solve for x
x = 7,133,920,587.90/135,054.81 - Step 6: Final answer
x = 52,822.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.