Finding the Fourth Proportional to 125,467.04, 173,122.18 and 71,018.93
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Solution
The fourth proportional to 125,467.04, 173,122.18 and 71,018.93 is: 97,993.48
Step by Step Solution
- Step 1: Write the proportion equation
125,467.04 : 173,122.18 = 71,018.93 : x - Step 2: Convert to fraction form
125,467.04/173,122.18 = 71,018.93/x - Step 3: Cross multiply
125,467.04x = 173,122.18 × 71,018.93 - Step 4: Simplify right side
125,467.04x = 12,294,952,238.13 - Step 5: Solve for x
x = 12,294,952,238.13/125,467.04 - Step 6: Final answer
x = 97,993.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.