Finding the Fourth Proportional to 232,989.13, 349,425.87 and 99,854.29
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Solution
The fourth proportional to 232,989.13, 349,425.87 and 99,854.29 is: 149,756.65
Step by Step Solution
- Step 1: Write the proportion equation
232,989.13 : 349,425.87 = 99,854.29 : x - Step 2: Convert to fraction form
232,989.13/349,425.87 = 99,854.29/x - Step 3: Cross multiply
232,989.13x = 349,425.87 × 99,854.29 - Step 4: Simplify right side
232,989.13x = 34,891,672,156.48 - Step 5: Solve for x
x = 34,891,672,156.48/232,989.13 - Step 6: Final answer
x = 149,756.65
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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.