Finding the Fourth Proportional to 191,434.08, 287,165.70 and 58,325.70
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Solution
The fourth proportional to 191,434.08, 287,165.70 and 58,325.70 is: 87,492.99
Step by Step Solution
- Step 1: Write the proportion equation
191,434.08 : 287,165.70 = 58,325.70 : x - Step 2: Convert to fraction form
191,434.08/287,165.70 = 58,325.70/x - Step 3: Cross multiply
191,434.08x = 287,165.70 × 58,325.70 - Step 4: Simplify right side
191,434.08x = 16,749,140,468.49 - Step 5: Solve for x
x = 16,749,140,468.49/191,434.08 - Step 6: Final answer
x = 87,492.99
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1.5x scale
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.