Finding the Fourth Proportional to 83,497.24, 125,262.28 and 30,907.18
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Solution
The fourth proportional to 83,497.24, 125,262.28 and 30,907.18 is: 46,366.85
Step by Step Solution
- Step 1: Write the proportion equation
83,497.24 : 125,262.28 = 30,907.18 : x - Step 2: Convert to fraction form
83,497.24/125,262.28 = 30,907.18/x - Step 3: Cross multiply
83,497.24x = 125,262.28 × 30,907.18 - Step 4: Simplify right side
83,497.24x = 3,871,503,835.17 - Step 5: Solve for x
x = 3,871,503,835.17/83,497.24 - Step 6: Final answer
x = 46,366.85
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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.