Finding the Fourth Proportional to 235,875.06, 325,294.25 and 155,272.77
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Solution
The fourth proportional to 235,875.06, 325,294.25 and 155,272.77 is: 214,135.99
Step by Step Solution
- Step 1: Write the proportion equation
235,875.06 : 325,294.25 = 155,272.77 : x - Step 2: Convert to fraction form
235,875.06/325,294.25 = 155,272.77/x - Step 3: Cross multiply
235,875.06x = 325,294.25 × 155,272.77 - Step 4: Simplify right side
235,875.06x = 50,509,338,486.21 - Step 5: Solve for x
x = 50,509,338,486.21/235,875.06 - Step 6: Final answer
x = 214,135.99
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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.