Finding the Fourth Proportional to 97,340.18, 146,134.81 and 82,642.48
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Solution
The fourth proportional to 97,340.18, 146,134.81 and 82,642.48 is: 124,069.45
Step by Step Solution
- Step 1: Write the proportion equation
97,340.18 : 146,134.81 = 82,642.48 : x - Step 2: Convert to fraction form
97,340.18/146,134.81 = 82,642.48/x - Step 3: Cross multiply
97,340.18x = 146,134.81 × 82,642.48 - Step 4: Simplify right side
97,340.18x = 12,076,942,618.26 - Step 5: Solve for x
x = 12,076,942,618.26/97,340.18 - Step 6: Final answer
x = 124,069.45
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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.