Finding the Fourth Proportional to 97,392.18, 146,102.58 and 30,817.20
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Solution
The fourth proportional to 97,392.18, 146,102.58 and 30,817.20 is: 46,230.33
Step by Step Solution
- Step 1: Write the proportion equation
97,392.18 : 146,102.58 = 30,817.20 : x - Step 2: Convert to fraction form
97,392.18/146,102.58 = 30,817.20/x - Step 3: Cross multiply
97,392.18x = 146,102.58 × 30,817.20 - Step 4: Simplify right side
97,392.18x = 4,502,472,428.38 - Step 5: Solve for x
x = 4,502,472,428.38/97,392.18 - Step 6: Final answer
x = 46,230.33
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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.