Finding the Fourth Proportional to 266,331.96, 367,549.02 and 153,154.71
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Solution
The fourth proportional to 266,331.96, 367,549.02 and 153,154.71 is: 211,359.78
Step by Step Solution
- Step 1: Write the proportion equation
266,331.96 : 367,549.02 = 153,154.71 : x - Step 2: Convert to fraction form
266,331.96/367,549.02 = 153,154.71/x - Step 3: Cross multiply
266,331.96x = 367,549.02 × 153,154.71 - Step 4: Simplify right side
266,331.96x = 56,291,863,568.88 - Step 5: Solve for x
x = 56,291,863,568.88/266,331.96 - Step 6: Final answer
x = 211,359.78
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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.