Finding the Fourth Proportional to 241,113.84, 361,621.35 and 91,302.45
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Solution
The fourth proportional to 241,113.84, 361,621.35 and 91,302.45 is: 136,934.96
Step by Step Solution
- Step 1: Write the proportion equation
241,113.84 : 361,621.35 = 91,302.45 : x - Step 2: Convert to fraction form
241,113.84/361,621.35 = 91,302.45/x - Step 3: Cross multiply
241,113.84x = 361,621.35 × 91,302.45 - Step 4: Simplify right side
241,113.84x = 33,016,915,227.31 - Step 5: Solve for x
x = 33,016,915,227.31/241,113.84 - Step 6: Final answer
x = 136,934.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.