Finding the Fourth Proportional to 96,702.92, 133,459.62 and 64,937.96
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Solution
The fourth proportional to 96,702.92, 133,459.62 and 64,937.96 is: 89,620.82
Step by Step Solution
- Step 1: Write the proportion equation
96,702.92 : 133,459.62 = 64,937.96 : x - Step 2: Convert to fraction form
96,702.92/133,459.62 = 64,937.96/x - Step 3: Cross multiply
96,702.92x = 133,459.62 × 64,937.96 - Step 4: Simplify right side
96,702.92x = 8,666,595,465.18 - Step 5: Solve for x
x = 8,666,595,465.18/96,702.92 - Step 6: Final answer
x = 89,620.82
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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.