Finding the Fourth Proportional to 158,515.18, 237,623.93 and 53,260.54
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Solution
The fourth proportional to 158,515.18, 237,623.93 and 53,260.54 is: 79,840.80
Step by Step Solution
- Step 1: Write the proportion equation
158,515.18 : 237,623.93 = 53,260.54 : x - Step 2: Convert to fraction form
158,515.18/237,623.93 = 53,260.54/x - Step 3: Cross multiply
158,515.18x = 237,623.93 × 53,260.54 - Step 4: Simplify right side
158,515.18x = 12,655,978,828.72 - Step 5: Solve for x
x = 12,655,978,828.72/158,515.18 - Step 6: Final answer
x = 79,840.80
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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.