Finding the Fourth Proportional to 92,814.96, 139,221.08 and 22,694.88
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Solution
The fourth proportional to 92,814.96, 139,221.08 and 22,694.88 is: 34,041.99
Step by Step Solution
- Step 1: Write the proportion equation
92,814.96 : 139,221.08 = 22,694.88 : x - Step 2: Convert to fraction form
92,814.96/139,221.08 = 22,694.88/x - Step 3: Cross multiply
92,814.96x = 139,221.08 × 22,694.88 - Step 4: Simplify right side
92,814.96x = 3,159,606,197.78 - Step 5: Solve for x
x = 3,159,606,197.78/92,814.96 - Step 6: Final answer
x = 34,041.99
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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.