Finding the Fourth Proportional to 134,007.68, 184,743.78 and 109,723.88
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Solution
The fourth proportional to 134,007.68, 184,743.78 and 109,723.88 is: 151,265.99
Step by Step Solution
- Step 1: Write the proportion equation
134,007.68 : 184,743.78 = 109,723.88 : x - Step 2: Convert to fraction form
134,007.68/184,743.78 = 109,723.88/x - Step 3: Cross multiply
134,007.68x = 184,743.78 × 109,723.88 - Step 4: Simplify right side
134,007.68x = 20,270,804,347.47 - Step 5: Solve for x
x = 20,270,804,347.47/134,007.68 - Step 6: Final answer
x = 151,265.99
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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.