Finding the Fourth Proportional to 102,432.41, 153,648.68 and 32,317.19
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Solution
The fourth proportional to 102,432.41, 153,648.68 and 32,317.19 is: 48,475.80
Step by Step Solution
- Step 1: Write the proportion equation
102,432.41 : 153,648.68 = 32,317.19 : x - Step 2: Convert to fraction form
102,432.41/153,648.68 = 32,317.19/x - Step 3: Cross multiply
102,432.41x = 153,648.68 × 32,317.19 - Step 4: Simplify right side
102,432.41x = 4,965,492,654.98 - Step 5: Solve for x
x = 4,965,492,654.98/102,432.41 - Step 6: Final answer
x = 48,475.80
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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.