Finding the Fourth Proportional to 234,708.98, 323,898.57 and 127,278.99
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Solution
The fourth proportional to 234,708.98, 323,898.57 and 127,278.99 is: 175,645.10
Step by Step Solution
- Step 1: Write the proportion equation
234,708.98 : 323,898.57 = 127,278.99 : x - Step 2: Convert to fraction form
234,708.98/323,898.57 = 127,278.99/x - Step 3: Cross multiply
234,708.98x = 323,898.57 × 127,278.99 - Step 4: Simplify right side
234,708.98x = 41,225,482,852.04 - Step 5: Solve for x
x = 41,225,482,852.04/234,708.98 - Step 6: Final answer
x = 175,645.10
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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.