Finding the Fourth Proportional to 130,226.70, 195,048.45 and 106,898.70
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Solution
The fourth proportional to 130,226.70, 195,048.45 and 106,898.70 is: 160,108.69
Step by Step Solution
- Step 1: Write the proportion equation
130,226.70 : 195,048.45 = 106,898.70 : x - Step 2: Convert to fraction form
130,226.70/195,048.45 = 106,898.70/x - Step 3: Cross multiply
130,226.70x = 195,048.45 × 106,898.70 - Step 4: Simplify right side
130,226.70x = 20,850,425,742.02 - Step 5: Solve for x
x = 20,850,425,742.02/130,226.70 - Step 6: Final answer
x = 160,108.69
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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.