Finding the Fourth Proportional to 84,434.47, 126,526.35 and 46,942.96
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Solution
The fourth proportional to 84,434.47, 126,526.35 and 46,942.96 is: 70,344.75
Step by Step Solution
- Step 1: Write the proportion equation
84,434.47 : 126,526.35 = 46,942.96 : x - Step 2: Convert to fraction form
84,434.47/126,526.35 = 46,942.96/x - Step 3: Cross multiply
84,434.47x = 126,526.35 × 46,942.96 - Step 4: Simplify right side
84,434.47x = 5,939,521,387.00 - Step 5: Solve for x
x = 5,939,521,387.00/84,434.47 - Step 6: Final answer
x = 70,344.75
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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.