Finding the Fourth Proportional to 183,677.44, 253,444.80 and 108,215.68
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Solution
The fourth proportional to 183,677.44, 253,444.80 and 108,215.68 is: 149,319.92
Step by Step Solution
- Step 1: Write the proportion equation
183,677.44 : 253,444.80 = 108,215.68 : x - Step 2: Convert to fraction form
183,677.44/253,444.80 = 108,215.68/x - Step 3: Cross multiply
183,677.44x = 253,444.80 × 108,215.68 - Step 4: Simplify right side
183,677.44x = 27,426,701,374.46 - Step 5: Solve for x
x = 27,426,701,374.46/183,677.44 - Step 6: Final answer
x = 149,319.92
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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.