Finding the Fourth Proportional to 234,357.86, 351,537.26 and 84,703.83
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Solution
The fourth proportional to 234,357.86, 351,537.26 and 84,703.83 is: 127,055.92
Step by Step Solution
- Step 1: Write the proportion equation
234,357.86 : 351,537.26 = 84,703.83 : x - Step 2: Convert to fraction form
234,357.86/351,537.26 = 84,703.83/x - Step 3: Cross multiply
234,357.86x = 351,537.26 × 84,703.83 - Step 4: Simplify right side
234,357.86x = 29,776,551,886.19 - Step 5: Solve for x
x = 29,776,551,886.19/234,357.86 - Step 6: Final answer
x = 127,055.92
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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.