Finding the Fourth Proportional to 183,381.07, 253,065.70 and 102,808.62
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Solution
The fourth proportional to 183,381.07, 253,065.70 and 102,808.62 is: 141,875.80
Step by Step Solution
- Step 1: Write the proportion equation
183,381.07 : 253,065.70 = 102,808.62 : x - Step 2: Convert to fraction form
183,381.07/253,065.70 = 102,808.62/x - Step 3: Cross multiply
183,381.07x = 253,065.70 × 102,808.62 - Step 4: Simplify right side
183,381.07x = 26,017,335,386.33 - Step 5: Solve for x
x = 26,017,335,386.33/183,381.07 - Step 6: Final answer
x = 141,875.80
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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.