Finding the Fourth Proportional to 234,746.98, 351,519.45 and 129,449.14
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Solution
The fourth proportional to 234,746.98, 351,519.45 and 129,449.14 is: 193,842.28
Step by Step Solution
- Step 1: Write the proportion equation
234,746.98 : 351,519.45 = 129,449.14 : x - Step 2: Convert to fraction form
234,746.98/351,519.45 = 129,449.14/x - Step 3: Cross multiply
234,746.98x = 351,519.45 × 129,449.14 - Step 4: Simplify right side
234,746.98x = 45,503,890,495.77 - Step 5: Solve for x
x = 45,503,890,495.77/234,746.98 - Step 6: Final answer
x = 193,842.28
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1.5x scale
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.