Finding the Fourth Proportional to 141,027.70, 211,541.55 and 47,523.70
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Solution
The fourth proportional to 141,027.70, 211,541.55 and 47,523.70 is: 71,285.55
Step by Step Solution
- Step 1: Write the proportion equation
141,027.70 : 211,541.55 = 47,523.70 : x - Step 2: Convert to fraction form
141,027.70/211,541.55 = 47,523.70/x - Step 3: Cross multiply
141,027.70x = 211,541.55 × 47,523.70 - Step 4: Simplify right side
141,027.70x = 10,053,237,159.74 - Step 5: Solve for x
x = 10,053,237,159.74/141,027.70 - Step 6: Final answer
x = 71,285.55
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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.