Finding the Fourth Proportional to 119,827.47, 179,688.93 and 63,654.09
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Solution
The fourth proportional to 119,827.47, 179,688.93 and 63,654.09 is: 95,453.37
Step by Step Solution
- Step 1: Write the proportion equation
119,827.47 : 179,688.93 = 63,654.09 : x - Step 2: Convert to fraction form
119,827.47/179,688.93 = 63,654.09/x - Step 3: Cross multiply
119,827.47x = 179,688.93 × 63,654.09 - Step 4: Simplify right side
119,827.47x = 11,437,935,322.22 - Step 5: Solve for x
x = 11,437,935,322.22/119,827.47 - Step 6: Final answer
x = 95,453.37
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1.5x scale
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.