Finding the Fourth Proportional to 238,735.96, 329,465.02 and 131,315.99
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Solution
The fourth proportional to 238,735.96, 329,465.02 and 131,315.99 is: 181,221.23
Step by Step Solution
- Step 1: Write the proportion equation
238,735.96 : 329,465.02 = 131,315.99 : x - Step 2: Convert to fraction form
238,735.96/329,465.02 = 131,315.99/x - Step 3: Cross multiply
238,735.96x = 329,465.02 × 131,315.99 - Step 4: Simplify right side
238,735.96x = 43,264,025,271.67 - Step 5: Solve for x
x = 43,264,025,271.67/238,735.96 - Step 6: Final answer
x = 181,221.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.