Finding the Fourth Proportional to 224,385.81, 336,320.33 and 91,119.75
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Solution
The fourth proportional to 224,385.81, 336,320.33 and 91,119.75 is: 136,574.70
Step by Step Solution
- Step 1: Write the proportion equation
224,385.81 : 336,320.33 = 91,119.75 : x - Step 2: Convert to fraction form
224,385.81/336,320.33 = 91,119.75/x - Step 3: Cross multiply
224,385.81x = 336,320.33 × 91,119.75 - Step 4: Simplify right side
224,385.81x = 30,645,423,933.92 - Step 5: Solve for x
x = 30,645,423,933.92/224,385.81 - Step 6: Final answer
x = 136,574.70
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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.