Finding the Fourth Proportional to 133,549.97, 184,291.95 and 73,109.03
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Solution
The fourth proportional to 133,549.97, 184,291.95 and 73,109.03 is: 100,886.62
Step by Step Solution
- Step 1: Write the proportion equation
133,549.97 : 184,291.95 = 73,109.03 : x - Step 2: Convert to fraction form
133,549.97/184,291.95 = 73,109.03/x - Step 3: Cross multiply
133,549.97x = 184,291.95 × 73,109.03 - Step 4: Simplify right side
133,549.97x = 13,473,404,779.85 - Step 5: Solve for x
x = 13,473,404,779.85/133,549.97 - Step 6: Final answer
x = 100,886.62
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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.