Finding the Fourth Proportional to 96,935.13, 145,402.70 and 26,812.62
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Solution
The fourth proportional to 96,935.13, 145,402.70 and 26,812.62 is: 40,218.93
Step by Step Solution
- Step 1: Write the proportion equation
96,935.13 : 145,402.70 = 26,812.62 : x - Step 2: Convert to fraction form
96,935.13/145,402.70 = 26,812.62/x - Step 3: Cross multiply
96,935.13x = 145,402.70 × 26,812.62 - Step 4: Simplify right side
96,935.13x = 3,898,627,208.01 - Step 5: Solve for x
x = 3,898,627,208.01/96,935.13 - Step 6: Final answer
x = 40,218.93
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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.