Finding the Fourth Proportional to 236,462.92, 326,317.53 and 129,032.62
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Solution
The fourth proportional to 236,462.92, 326,317.53 and 129,032.62 is: 178,064.31
Step by Step Solution
- Step 1: Write the proportion equation
236,462.92 : 326,317.53 = 129,032.62 : x - Step 2: Convert to fraction form
236,462.92/326,317.53 = 129,032.62/x - Step 3: Cross multiply
236,462.92x = 326,317.53 × 129,032.62 - Step 4: Simplify right side
236,462.92x = 42,105,605,847.83 - Step 5: Solve for x
x = 42,105,605,847.83/236,462.92 - Step 6: Final answer
x = 178,064.31
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1.5x scale
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.