Finding the Fourth Proportional to 197,230.40, 295,888.80 and 97,438.40
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Solution
The fourth proportional to 197,230.40, 295,888.80 and 97,438.40 is: 146,178.94
Step by Step Solution
- Step 1: Write the proportion equation
197,230.40 : 295,888.80 = 97,438.40 : x - Step 2: Convert to fraction form
197,230.40/295,888.80 = 97,438.40/x - Step 3: Cross multiply
197,230.40x = 295,888.80 × 97,438.40 - Step 4: Simplify right side
197,230.40x = 28,830,931,249.92 - Step 5: Solve for x
x = 28,830,931,249.92/197,230.40 - Step 6: Final answer
x = 146,178.94
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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.