Finding the Fourth Proportional to 270,130.32, 372,769.83 and 149,269.14
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Solution
The fourth proportional to 270,130.32, 372,769.83 and 149,269.14 is: 205,985.88
Step by Step Solution
- Step 1: Write the proportion equation
270,130.32 : 372,769.83 = 149,269.14 : x - Step 2: Convert to fraction form
270,130.32/372,769.83 = 149,269.14/x - Step 3: Cross multiply
270,130.32x = 372,769.83 × 149,269.14 - Step 4: Simplify right side
270,130.32x = 55,643,031,942.05 - Step 5: Solve for x
x = 55,643,031,942.05/270,130.32 - Step 6: Final answer
x = 205,985.88
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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.