Finding the Fourth Proportional to 158,636.21, 237,950.97 and 38,693.53
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Solution
The fourth proportional to 158,636.21, 237,950.97 and 38,693.53 is: 58,039.48
Step by Step Solution
- Step 1: Write the proportion equation
158,636.21 : 237,950.97 = 38,693.53 : x - Step 2: Convert to fraction form
158,636.21/237,950.97 = 38,693.53/x - Step 3: Cross multiply
158,636.21x = 237,950.97 × 38,693.53 - Step 4: Simplify right side
158,636.21x = 9,207,163,148.56 - Step 5: Solve for x
x = 9,207,163,148.56/158,636.21 - Step 6: Final answer
x = 58,039.48
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1.5x scale
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.