Finding the Fourth Proportional to 235,517.84, 325,098.08 and 140,024.08
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Solution
The fourth proportional to 235,517.84, 325,098.08 and 140,024.08 is: 193,282.85
Step by Step Solution
- Step 1: Write the proportion equation
235,517.84 : 325,098.08 = 140,024.08 : x - Step 2: Convert to fraction form
235,517.84/325,098.08 = 140,024.08/x - Step 3: Cross multiply
235,517.84x = 325,098.08 × 140,024.08 - Step 4: Simplify right side
235,517.84x = 45,521,559,561.77 - Step 5: Solve for x
x = 45,521,559,561.77/235,517.84 - Step 6: Final answer
x = 193,282.85
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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.