Finding the Fourth Proportional to 92,553.06, 138,854.16 and 48,166.68
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Solution
The fourth proportional to 92,553.06, 138,854.16 and 48,166.68 is: 72,262.81
Step by Step Solution
- Step 1: Write the proportion equation
92,553.06 : 138,854.16 = 48,166.68 : x - Step 2: Convert to fraction form
92,553.06/138,854.16 = 48,166.68/x - Step 3: Cross multiply
92,553.06x = 138,854.16 × 48,166.68 - Step 4: Simplify right side
92,553.06x = 6,688,143,891.39 - Step 5: Solve for x
x = 6,688,143,891.39/92,553.06 - Step 6: Final answer
x = 72,262.81
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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.