Finding the Fourth Proportional to 96,731.84, 145,010.12 and 34,387.76
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Solution
The fourth proportional to 96,731.84, 145,010.12 and 34,387.76 is: 51,550.48
Step by Step Solution
- Step 1: Write the proportion equation
96,731.84 : 145,010.12 = 34,387.76 : x - Step 2: Convert to fraction form
96,731.84/145,010.12 = 34,387.76/x - Step 3: Cross multiply
96,731.84x = 145,010.12 × 34,387.76 - Step 4: Simplify right side
96,731.84x = 4,986,573,204.13 - Step 5: Solve for x
x = 4,986,573,204.13/96,731.84 - Step 6: Final answer
x = 51,550.48
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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.