Finding the Fourth Proportional to 133,731.08, 184,567.80 and 82,760.23
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Solution
The fourth proportional to 133,731.08, 184,567.80 and 82,760.23 is: 114,220.82
Step by Step Solution
- Step 1: Write the proportion equation
133,731.08 : 184,567.80 = 82,760.23 : x - Step 2: Convert to fraction form
133,731.08/184,567.80 = 82,760.23/x - Step 3: Cross multiply
133,731.08x = 184,567.80 × 82,760.23 - Step 4: Simplify right side
133,731.08x = 15,274,873,654.13 - Step 5: Solve for x
x = 15,274,873,654.13/133,731.08 - Step 6: Final answer
x = 114,220.82
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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.