Finding the Fourth Proportional to 230,951.09, 346,357.78 and 97,829.21
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Solution
The fourth proportional to 230,951.09, 346,357.78 and 97,829.21 is: 146,714.65
Step by Step Solution
- Step 1: Write the proportion equation
230,951.09 : 346,357.78 = 97,829.21 : x - Step 2: Convert to fraction form
230,951.09/346,357.78 = 97,829.21/x - Step 3: Cross multiply
230,951.09x = 346,357.78 × 97,829.21 - Step 4: Simplify right side
230,951.09x = 33,883,907,994.75 - Step 5: Solve for x
x = 33,883,907,994.75/230,951.09 - Step 6: Final answer
x = 146,714.65
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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.