Finding the Fourth Proportional to 89,598.96, 134,424.36 and 27,267.84
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Solution
The fourth proportional to 89,598.96, 134,424.36 and 27,267.84 is: 40,909.65
Step by Step Solution
- Step 1: Write the proportion equation
89,598.96 : 134,424.36 = 27,267.84 : x - Step 2: Convert to fraction form
89,598.96/134,424.36 = 27,267.84/x - Step 3: Cross multiply
89,598.96x = 134,424.36 × 27,267.84 - Step 4: Simplify right side
89,598.96x = 3,665,461,940.58 - Step 5: Solve for x
x = 3,665,461,940.58/89,598.96 - Step 6: Final answer
x = 40,909.65
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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.