Finding the Fourth Proportional to 92,957.63, 139,415.58 and 26,396.28
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Solution
The fourth proportional to 92,957.63, 139,415.58 and 26,396.28 is: 39,588.50
Step by Step Solution
- Step 1: Write the proportion equation
92,957.63 : 139,415.58 = 26,396.28 : x - Step 2: Convert to fraction form
92,957.63/139,415.58 = 26,396.28/x - Step 3: Cross multiply
92,957.63x = 139,415.58 × 26,396.28 - Step 4: Simplify right side
92,957.63x = 3,680,052,686.04 - Step 5: Solve for x
x = 3,680,052,686.04/92,957.63 - Step 6: Final answer
x = 39,588.50
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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.