Finding the Fourth Proportional to 239,691.09, 359,420.00 and 127,425.09
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Solution
The fourth proportional to 239,691.09, 359,420.00 and 127,425.09 is: 191,075.63
Step by Step Solution
- Step 1: Write the proportion equation
239,691.09 : 359,420.00 = 127,425.09 : x - Step 2: Convert to fraction form
239,691.09/359,420.00 = 127,425.09/x - Step 3: Cross multiply
239,691.09x = 359,420.00 × 127,425.09 - Step 4: Simplify right side
239,691.09x = 45,799,125,210.67 - Step 5: Solve for x
x = 45,799,125,210.67/239,691.09 - Step 6: Final answer
x = 191,075.63
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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.