Finding the Fourth Proportional to 113,075.26, 169,690.64 and 39,203.26
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Solution
The fourth proportional to 113,075.26, 169,690.64 and 39,203.26 is: 58,831.85
Step by Step Solution
- Step 1: Write the proportion equation
113,075.26 : 169,690.64 = 39,203.26 : x - Step 2: Convert to fraction form
113,075.26/169,690.64 = 39,203.26/x - Step 3: Cross multiply
113,075.26x = 169,690.64 × 39,203.26 - Step 4: Simplify right side
113,075.26x = 6,652,426,279.49 - Step 5: Solve for x
x = 6,652,426,279.49/113,075.26 - Step 6: Final answer
x = 58,831.85
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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.