Finding the Fourth Proportional to 76,214.60, 114,327.36 and 26,293.96
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Solution
The fourth proportional to 76,214.60, 114,327.36 and 26,293.96 is: 39,442.82
Step by Step Solution
- Step 1: Write the proportion equation
76,214.60 : 114,327.36 = 26,293.96 : x - Step 2: Convert to fraction form
76,214.60/114,327.36 = 26,293.96/x - Step 3: Cross multiply
76,214.60x = 114,327.36 × 26,293.96 - Step 4: Simplify right side
76,214.60x = 3,006,119,030.75 - Step 5: Solve for x
x = 3,006,119,030.75/76,214.60 - Step 6: Final answer
x = 39,442.82
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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.