Finding the Fourth Proportional to 134,794.29, 202,217.36 and 51,681.81
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Solution
The fourth proportional to 134,794.29, 202,217.36 and 51,681.81 is: 77,532.65
Step by Step Solution
- Step 1: Write the proportion equation
134,794.29 : 202,217.36 = 51,681.81 : x - Step 2: Convert to fraction form
134,794.29/202,217.36 = 51,681.81/x - Step 3: Cross multiply
134,794.29x = 202,217.36 × 51,681.81 - Step 4: Simplify right side
134,794.29x = 10,450,959,178.22 - Step 5: Solve for x
x = 10,450,959,178.22/134,794.29 - Step 6: Final answer
x = 77,532.65
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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.