Finding the Fourth Proportional to 230,393.73, 317,937.87 and 133,614.87
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Solution
The fourth proportional to 230,393.73, 317,937.87 and 133,614.87 is: 184,385.34
Step by Step Solution
- Step 1: Write the proportion equation
230,393.73 : 317,937.87 = 133,614.87 : x - Step 2: Convert to fraction form
230,393.73/317,937.87 = 133,614.87/x - Step 3: Cross multiply
230,393.73x = 317,937.87 × 133,614.87 - Step 4: Simplify right side
230,393.73x = 42,481,227,168.13 - Step 5: Solve for x
x = 42,481,227,168.13/230,393.73 - Step 6: Final answer
x = 184,385.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.