Finding the Fourth Proportional to 236,295.99, 325,904.16 and 151,420.95
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Solution
The fourth proportional to 236,295.99, 325,904.16 and 151,420.95 is: 208,842.81
Step by Step Solution
- Step 1: Write the proportion equation
236,295.99 : 325,904.16 = 151,420.95 : x - Step 2: Convert to fraction form
236,295.99/325,904.16 = 151,420.95/x - Step 3: Cross multiply
236,295.99x = 325,904.16 × 151,420.95 - Step 4: Simplify right side
236,295.99x = 49,348,717,516.15 - Step 5: Solve for x
x = 49,348,717,516.15/236,295.99 - Step 6: Final answer
x = 208,842.81
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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.