Finding the Fourth Proportional to 357,943.26, 536,918.12 and 108,625.26
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Solution
The fourth proportional to 357,943.26, 536,918.12 and 108,625.26 is: 162,938.87
Step by Step Solution
- Step 1: Write the proportion equation
357,943.26 : 536,918.12 = 108,625.26 : x - Step 2: Convert to fraction form
357,943.26/536,918.12 = 108,625.26/x - Step 3: Cross multiply
357,943.26x = 536,918.12 × 108,625.26 - Step 4: Simplify right side
357,943.26x = 58,322,870,383.71 - Step 5: Solve for x
x = 58,322,870,383.71/357,943.26 - Step 6: Final answer
x = 162,938.87
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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.