Finding the Fourth Proportional to 84,502.36, 126,743.80 and 22,177.72
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Solution
The fourth proportional to 84,502.36, 126,743.80 and 22,177.72 is: 33,264.02
Step by Step Solution
- Step 1: Write the proportion equation
84,502.36 : 126,743.80 = 22,177.72 : x - Step 2: Convert to fraction form
84,502.36/126,743.80 = 22,177.72/x - Step 3: Cross multiply
84,502.36x = 126,743.80 × 22,177.72 - Step 4: Simplify right side
84,502.36x = 2,810,888,508.14 - Step 5: Solve for x
x = 2,810,888,508.14/84,502.36 - Step 6: Final answer
x = 33,264.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.