Finding the Fourth Proportional to 92,557.64, 138,850.02 and 29,356.68
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Solution
The fourth proportional to 92,557.64, 138,850.02 and 29,356.68 is: 44,039.32
Step by Step Solution
- Step 1: Write the proportion equation
92,557.64 : 138,850.02 = 29,356.68 : x - Step 2: Convert to fraction form
92,557.64/138,850.02 = 29,356.68/x - Step 3: Cross multiply
92,557.64x = 138,850.02 × 29,356.68 - Step 4: Simplify right side
92,557.64x = 4,076,175,605.13 - Step 5: Solve for x
x = 4,076,175,605.13/92,557.64 - Step 6: Final answer
x = 44,039.32
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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.