Finding the Fourth Proportional to 197,204.70, 295,807.05 and 97,412.70
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Solution
The fourth proportional to 197,204.70, 295,807.05 and 97,412.70 is: 146,119.05
Step by Step Solution
- Step 1: Write the proportion equation
197,204.70 : 295,807.05 = 97,412.70 : x - Step 2: Convert to fraction form
197,204.70/295,807.05 = 97,412.70/x - Step 3: Cross multiply
197,204.70x = 295,807.05 × 97,412.70 - Step 4: Simplify right side
197,204.70x = 28,815,363,419.54 - Step 5: Solve for x
x = 28,815,363,419.54/197,204.70 - Step 6: Final answer
x = 146,119.05
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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.