Finding the Fourth Proportional to 137,210.70, 205,728.21 and 62,252.94
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Solution
The fourth proportional to 137,210.70, 205,728.21 and 62,252.94 is: 93,339.56
Step by Step Solution
- Step 1: Write the proportion equation
137,210.70 : 205,728.21 = 62,252.94 : x - Step 2: Convert to fraction form
137,210.70/205,728.21 = 62,252.94/x - Step 3: Cross multiply
137,210.70x = 205,728.21 × 62,252.94 - Step 4: Simplify right side
137,210.70x = 12,807,185,913.44 - Step 5: Solve for x
x = 12,807,185,913.44/137,210.70 - Step 6: Final answer
x = 93,339.56
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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.