Finding the Fourth Proportional to 92,248.19, 138,416.02 and 54,882.08
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Solution
The fourth proportional to 92,248.19, 138,416.02 and 54,882.08 is: 82,349.14
Step by Step Solution
- Step 1: Write the proportion equation
92,248.19 : 138,416.02 = 54,882.08 : x - Step 2: Convert to fraction form
92,248.19/138,416.02 = 54,882.08/x - Step 3: Cross multiply
92,248.19x = 138,416.02 × 54,882.08 - Step 4: Simplify right side
92,248.19x = 7,596,559,082.92 - Step 5: Solve for x
x = 7,596,559,082.92/92,248.19 - Step 6: Final answer
x = 82,349.14
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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.