Finding the Fourth Proportional to 73,602.60, 110,420.19 and 26,855.34
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Solution
The fourth proportional to 73,602.60, 110,420.19 and 26,855.34 is: 40,288.95
Step by Step Solution
- Step 1: Write the proportion equation
73,602.60 : 110,420.19 = 26,855.34 : x - Step 2: Convert to fraction form
73,602.60/110,420.19 = 26,855.34/x - Step 3: Cross multiply
73,602.60x = 110,420.19 × 26,855.34 - Step 4: Simplify right side
73,602.60x = 2,965,371,745.31 - Step 5: Solve for x
x = 2,965,371,745.31/73,602.60 - Step 6: Final answer
x = 40,288.95
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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.