Finding the Fourth Proportional to 246,047.04, 339,508.80 and 138,595.68
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Solution
The fourth proportional to 246,047.04, 339,508.80 and 138,595.68 is: 191,241.70
Step by Step Solution
- Step 1: Write the proportion equation
246,047.04 : 339,508.80 = 138,595.68 : x - Step 2: Convert to fraction form
246,047.04/339,508.80 = 138,595.68/x - Step 3: Cross multiply
246,047.04x = 339,508.80 × 138,595.68 - Step 4: Simplify right side
246,047.04x = 47,054,453,001.98 - Step 5: Solve for x
x = 47,054,453,001.98/246,047.04 - Step 6: Final answer
x = 191,241.70
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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.