Finding the Fourth Proportional to 135,703.70, 203,555.55 and 96,337.70
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Solution
The fourth proportional to 135,703.70, 203,555.55 and 96,337.70 is: 144,506.55
Step by Step Solution
- Step 1: Write the proportion equation
135,703.70 : 203,555.55 = 96,337.70 : x - Step 2: Convert to fraction form
135,703.70/203,555.55 = 96,337.70/x - Step 3: Cross multiply
135,703.70x = 203,555.55 × 96,337.70 - Step 4: Simplify right side
135,703.70x = 19,610,073,509.24 - Step 5: Solve for x
x = 19,610,073,509.24/135,703.70 - Step 6: Final answer
x = 144,506.55
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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.