Finding the Fourth Proportional to 162,576.51, 224,364.29 and 90,952.26
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Solution
The fourth proportional to 162,576.51, 224,364.29 and 90,952.26 is: 125,518.99
Step by Step Solution
- Step 1: Write the proportion equation
162,576.51 : 224,364.29 = 90,952.26 : x - Step 2: Convert to fraction form
162,576.51/224,364.29 = 90,952.26/x - Step 3: Cross multiply
162,576.51x = 224,364.29 × 90,952.26 - Step 4: Simplify right side
162,576.51x = 20,406,439,238.80 - Step 5: Solve for x
x = 20,406,439,238.80/162,576.51 - Step 6: Final answer
x = 125,518.99
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1.5x scale
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.