Finding the Fourth Proportional to 134,671.62, 202,450.35 and 124,928.55
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Solution
The fourth proportional to 134,671.62, 202,450.35 and 124,928.55 is: 187,803.70
Step by Step Solution
- Step 1: Write the proportion equation
134,671.62 : 202,450.35 = 124,928.55 : x - Step 2: Convert to fraction form
134,671.62/202,450.35 = 124,928.55/x - Step 3: Cross multiply
134,671.62x = 202,450.35 × 124,928.55 - Step 4: Simplify right side
134,671.62x = 25,291,828,672.49 - Step 5: Solve for x
x = 25,291,828,672.49/134,671.62 - Step 6: Final answer
x = 187,803.70
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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.