Finding the Fourth Proportional to 186,822.18, 280,382.71 and 98,127.99
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Solution
The fourth proportional to 186,822.18, 280,382.71 and 98,127.99 is: 147,270.47
Step by Step Solution
- Step 1: Write the proportion equation
186,822.18 : 280,382.71 = 98,127.99 : x - Step 2: Convert to fraction form
186,822.18/280,382.71 = 98,127.99/x - Step 3: Cross multiply
186,822.18x = 280,382.71 × 98,127.99 - Step 4: Simplify right side
186,822.18x = 27,513,389,870.50 - Step 5: Solve for x
x = 27,513,389,870.50/186,822.18 - Step 6: Final answer
x = 147,270.47
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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.