Finding the Fourth Proportional to 173,135.42, 238,927.12 and 97,690.94
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Solution
The fourth proportional to 173,135.42, 238,927.12 and 97,690.94 is: 134,813.63
Step by Step Solution
- Step 1: Write the proportion equation
173,135.42 : 238,927.12 = 97,690.94 : x - Step 2: Convert to fraction form
173,135.42/238,927.12 = 97,690.94/x - Step 3: Cross multiply
173,135.42x = 238,927.12 × 97,690.94 - Step 4: Simplify right side
173,135.42x = 23,341,014,944.29 - Step 5: Solve for x
x = 23,341,014,944.29/173,135.42 - Step 6: Final answer
x = 134,813.63
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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.