Finding the Fourth Proportional to 199,937.28, 275,921.82 and 115,054.68
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Solution
The fourth proportional to 199,937.28, 275,921.82 and 115,054.68 is: 158,780.28
Step by Step Solution
- Step 1: Write the proportion equation
199,937.28 : 275,921.82 = 115,054.68 : x - Step 2: Convert to fraction form
199,937.28/275,921.82 = 115,054.68/x - Step 3: Cross multiply
199,937.28x = 275,921.82 × 115,054.68 - Step 4: Simplify right side
199,937.28x = 31,746,096,705.12 - Step 5: Solve for x
x = 31,746,096,705.12/199,937.28 - Step 6: Final answer
x = 158,780.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.