Finding the Fourth Proportional to 219,311.03, 302,650.19 and 118,709.03
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Solution
The fourth proportional to 219,311.03, 302,650.19 and 118,709.03 is: 163,818.99
Step by Step Solution
- Step 1: Write the proportion equation
219,311.03 : 302,650.19 = 118,709.03 : x - Step 2: Convert to fraction form
219,311.03/302,650.19 = 118,709.03/x - Step 3: Cross multiply
219,311.03x = 302,650.19 × 118,709.03 - Step 4: Simplify right side
219,311.03x = 35,927,310,484.22 - Step 5: Solve for x
x = 35,927,310,484.22/219,311.03 - Step 6: Final answer
x = 163,818.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.