Finding the Fourth Proportional to 168,304.11, 232,280.21 and 96,683.96
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Solution
The fourth proportional to 168,304.11, 232,280.21 and 96,683.96 is: 133,435.65
Step by Step Solution
- Step 1: Write the proportion equation
168,304.11 : 232,280.21 = 96,683.96 : x - Step 2: Convert to fraction form
168,304.11/232,280.21 = 96,683.96/x - Step 3: Cross multiply
168,304.11x = 232,280.21 × 96,683.96 - Step 4: Simplify right side
168,304.11x = 22,457,768,887.61 - Step 5: Solve for x
x = 22,457,768,887.61/168,304.11 - Step 6: Final answer
x = 133,435.65
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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.