Finding the Fourth Proportional to 134,798.23, 186,020.26 and 74,369.36
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Solution
The fourth proportional to 134,798.23, 186,020.26 and 74,369.36 is: 102,629.00
Step by Step Solution
- Step 1: Write the proportion equation
134,798.23 : 186,020.26 = 74,369.36 : x - Step 2: Convert to fraction form
134,798.23/186,020.26 = 74,369.36/x - Step 3: Cross multiply
134,798.23x = 186,020.26 × 74,369.36 - Step 4: Simplify right side
134,798.23x = 13,834,207,683.23 - Step 5: Solve for x
x = 13,834,207,683.23/134,798.23 - Step 6: Final answer
x = 102,629.00
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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.