Finding the Fourth Proportional to 183,827.93, 253,688.70 and 102,159.63
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Solution
The fourth proportional to 183,827.93, 253,688.70 and 102,159.63 is: 140,983.71
Step by Step Solution
- Step 1: Write the proportion equation
183,827.93 : 253,688.70 = 102,159.63 : x - Step 2: Convert to fraction form
183,827.93/253,688.70 = 102,159.63/x - Step 3: Cross multiply
183,827.93x = 253,688.70 × 102,159.63 - Step 4: Simplify right side
183,827.93x = 25,916,743,727.18 - Step 5: Solve for x
x = 25,916,743,727.18/183,827.93 - Step 6: Final answer
x = 140,983.71
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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.