Finding the Fourth Proportional to 163,558.08, 245,162.16 and 84,592.80
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Solution
The fourth proportional to 163,558.08, 245,162.16 and 84,592.80 is: 126,798.71
Step by Step Solution
- Step 1: Write the proportion equation
163,558.08 : 245,162.16 = 84,592.80 : x - Step 2: Convert to fraction form
163,558.08/245,162.16 = 84,592.80/x - Step 3: Cross multiply
163,558.08x = 245,162.16 × 84,592.80 - Step 4: Simplify right side
163,558.08x = 20,738,953,568.45 - Step 5: Solve for x
x = 20,738,953,568.45/163,558.08 - Step 6: Final answer
x = 126,798.71
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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.