Finding the Fourth Proportional to 105,891.13, 158,877.99 and 46,685.17
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Solution
The fourth proportional to 105,891.13, 158,877.99 and 46,685.17 is: 70,045.96
Step by Step Solution
- Step 1: Write the proportion equation
105,891.13 : 158,877.99 = 46,685.17 : x - Step 2: Convert to fraction form
105,891.13/158,877.99 = 46,685.17/x - Step 3: Cross multiply
105,891.13x = 158,877.99 × 46,685.17 - Step 4: Simplify right side
105,891.13x = 7,417,245,972.41 - Step 5: Solve for x
x = 7,417,245,972.41/105,891.13 - Step 6: Final answer
x = 70,045.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.