Finding the Fourth Proportional to 230,768.80, 346,188.84 and 97,649.80
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Solution
The fourth proportional to 230,768.80, 346,188.84 and 97,649.80 is: 146,489.78
Step by Step Solution
- Step 1: Write the proportion equation
230,768.80 : 346,188.84 = 97,649.80 : x - Step 2: Convert to fraction form
230,768.80/346,188.84 = 97,649.80/x - Step 3: Cross multiply
230,768.80x = 346,188.84 × 97,649.80 - Step 4: Simplify right side
230,768.80x = 33,805,270,988.23 - Step 5: Solve for x
x = 33,805,270,988.23/230,768.80 - Step 6: Final answer
x = 146,489.78
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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.