Finding the Fourth Proportional to 282,101.18, 423,147.29 and 113,617.53
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Solution
The fourth proportional to 282,101.18, 423,147.29 and 113,617.53 is: 170,424.49
Step by Step Solution
- Step 1: Write the proportion equation
282,101.18 : 423,147.29 = 113,617.53 : x - Step 2: Convert to fraction form
282,101.18/423,147.29 = 113,617.53/x - Step 3: Cross multiply
282,101.18x = 423,147.29 × 113,617.53 - Step 4: Simplify right side
282,101.18x = 48,076,949,347.91 - Step 5: Solve for x
x = 48,076,949,347.91/282,101.18 - Step 6: Final answer
x = 170,424.49
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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.