Finding the Fourth Proportional to 240,366.08, 331,695.18 and 131,468.66
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Solution
The fourth proportional to 240,366.08, 331,695.18 and 131,468.66 is: 181,421.28
Step by Step Solution
- Step 1: Write the proportion equation
240,366.08 : 331,695.18 = 131,468.66 : x - Step 2: Convert to fraction form
240,366.08/331,695.18 = 131,468.66/x - Step 3: Cross multiply
240,366.08x = 331,695.18 × 131,468.66 - Step 4: Simplify right side
240,366.08x = 43,607,521,672.30 - Step 5: Solve for x
x = 43,607,521,672.30/240,366.08 - Step 6: Final answer
x = 181,421.28
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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.