Finding the Fourth Proportional to 134,497.54, 201,899.40 and 68,012.74
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Solution
The fourth proportional to 134,497.54, 201,899.40 and 68,012.74 is: 102,096.52
Step by Step Solution
- Step 1: Write the proportion equation
134,497.54 : 201,899.40 = 68,012.74 : x - Step 2: Convert to fraction form
134,497.54/201,899.40 = 68,012.74/x - Step 3: Cross multiply
134,497.54x = 201,899.40 × 68,012.74 - Step 4: Simplify right side
134,497.54x = 13,731,731,398.36 - Step 5: Solve for x
x = 13,731,731,398.36/134,497.54 - Step 6: Final answer
x = 102,096.52
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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.