Finding the Fourth Proportional to 230,871.42, 346,305.30 and 124,305.29
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Solution
The fourth proportional to 230,871.42, 346,305.30 and 124,305.29 is: 186,456.95
Step by Step Solution
- Step 1: Write the proportion equation
230,871.42 : 346,305.30 = 124,305.29 : x - Step 2: Convert to fraction form
230,871.42/346,305.30 = 124,305.29/x - Step 3: Cross multiply
230,871.42x = 346,305.30 × 124,305.29 - Step 4: Simplify right side
230,871.42x = 43,047,580,745.04 - Step 5: Solve for x
x = 43,047,580,745.04/230,871.42 - Step 6: Final answer
x = 186,456.95
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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.