Finding the Fourth Proportional to 234,355.84, 351,534.26 and 84,701.78
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Solution
The fourth proportional to 234,355.84, 351,534.26 and 84,701.78 is: 127,052.85
Step by Step Solution
- Step 1: Write the proportion equation
234,355.84 : 351,534.26 = 84,701.78 : x - Step 2: Convert to fraction form
234,355.84/351,534.26 = 84,701.78/x - Step 3: Cross multiply
234,355.84x = 351,534.26 × 84,701.78 - Step 4: Simplify right side
234,355.84x = 29,775,577,552.98 - Step 5: Solve for x
x = 29,775,577,552.98/234,355.84 - Step 6: Final answer
x = 127,052.85
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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.