Finding the Fourth Proportional to 158,119.84, 237,171.18 and 39,790.96
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Solution
The fourth proportional to 158,119.84, 237,171.18 and 39,790.96 is: 59,684.28
Step by Step Solution
- Step 1: Write the proportion equation
158,119.84 : 237,171.18 = 39,790.96 : x - Step 2: Convert to fraction form
158,119.84/237,171.18 = 39,790.96/x - Step 3: Cross multiply
158,119.84x = 237,171.18 × 39,790.96 - Step 4: Simplify right side
158,119.84x = 9,437,268,936.53 - Step 5: Solve for x
x = 9,437,268,936.53/158,119.84 - Step 6: Final answer
x = 59,684.28
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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.