Finding the Fourth Proportional to 234,478.99, 323,579.91 and 127,049.03
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Solution
The fourth proportional to 234,478.99, 323,579.91 and 127,049.03 is: 175,327.07
Step by Step Solution
- Step 1: Write the proportion equation
234,478.99 : 323,579.91 = 127,049.03 : x - Step 2: Convert to fraction form
234,478.99/323,579.91 = 127,049.03/x - Step 3: Cross multiply
234,478.99x = 323,579.91 × 127,049.03 - Step 4: Simplify right side
234,478.99x = 41,110,513,692.99 - Step 5: Solve for x
x = 41,110,513,692.99/234,478.99 - Step 6: Final answer
x = 175,327.07
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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.