Finding the Fourth Proportional to 134,844.15, 202,390.47 and 68,331.41
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Solution
The fourth proportional to 134,844.15, 202,390.47 and 68,331.41 is: 102,560.07
Step by Step Solution
- Step 1: Write the proportion equation
134,844.15 : 202,390.47 = 68,331.41 : x - Step 2: Convert to fraction form
134,844.15/202,390.47 = 68,331.41/x - Step 3: Cross multiply
134,844.15x = 202,390.47 × 68,331.41 - Step 4: Simplify right side
134,844.15x = 13,829,625,932.67 - Step 5: Solve for x
x = 13,829,625,932.67/134,844.15 - Step 6: Final answer
x = 102,560.07
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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.