Finding the Fourth Proportional to 197,752.08, 272,904.68 and 108,328.08
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Solution
The fourth proportional to 197,752.08, 272,904.68 and 108,328.08 is: 149,496.48
Step by Step Solution
- Step 1: Write the proportion equation
197,752.08 : 272,904.68 = 108,328.08 : x - Step 2: Convert to fraction form
197,752.08/272,904.68 = 108,328.08/x - Step 3: Cross multiply
197,752.08x = 272,904.68 × 108,328.08 - Step 4: Simplify right side
197,752.08x = 29,563,240,007.41 - Step 5: Solve for x
x = 29,563,240,007.41/197,752.08 - Step 6: Final answer
x = 149,496.48
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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.