Finding the Fourth Proportional to 149,525.09, 224,257.04 and 42,880.49
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Solution
The fourth proportional to 149,525.09, 224,257.04 and 42,880.49 is: 64,311.96
Step by Step Solution
- Step 1: Write the proportion equation
149,525.09 : 224,257.04 = 42,880.49 : x - Step 2: Convert to fraction form
149,525.09/224,257.04 = 42,880.49/x - Step 3: Cross multiply
149,525.09x = 224,257.04 × 42,880.49 - Step 4: Simplify right side
149,525.09x = 9,616,251,427.23 - Step 5: Solve for x
x = 9,616,251,427.23/149,525.09 - Step 6: Final answer
x = 64,311.96
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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.