Finding the Fourth Proportional to 137,348.34, 206,038.84 and 48,583.68
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Solution
The fourth proportional to 137,348.34, 206,038.84 and 48,583.68 is: 72,881.30
Step by Step Solution
- Step 1: Write the proportion equation
137,348.34 : 206,038.84 = 48,583.68 : x - Step 2: Convert to fraction form
137,348.34/206,038.84 = 48,583.68/x - Step 3: Cross multiply
137,348.34x = 206,038.84 × 48,583.68 - Step 4: Simplify right side
137,348.34x = 10,010,125,070.13 - Step 5: Solve for x
x = 10,010,125,070.13/137,348.34 - Step 6: Final answer
x = 72,881.30
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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.