Finding the Fourth Proportional to 156,529.75, 234,794.63 and 73,423.75
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Solution
The fourth proportional to 156,529.75, 234,794.63 and 73,423.75 is: 110,135.63
Step by Step Solution
- Step 1: Write the proportion equation
156,529.75 : 234,794.63 = 73,423.75 : x - Step 2: Convert to fraction form
156,529.75/234,794.63 = 73,423.75/x - Step 3: Cross multiply
156,529.75x = 234,794.63 × 73,423.75 - Step 4: Simplify right side
156,529.75x = 17,239,502,214.46 - Step 5: Solve for x
x = 17,239,502,214.46/156,529.75 - Step 6: Final answer
x = 110,135.63
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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.