Finding the Fourth Proportional to 178,465.16, 246,302.50 and 106,845.12
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Solution
The fourth proportional to 178,465.16, 246,302.50 and 106,845.12 is: 147,458.59
Step by Step Solution
- Step 1: Write the proportion equation
178,465.16 : 246,302.50 = 106,845.12 : x - Step 2: Convert to fraction form
178,465.16/246,302.50 = 106,845.12/x - Step 3: Cross multiply
178,465.16x = 246,302.50 × 106,845.12 - Step 4: Simplify right side
178,465.16x = 26,316,220,168.80 - Step 5: Solve for x
x = 26,316,220,168.80/178,465.16 - Step 6: Final answer
x = 147,458.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.